Military Collections in Sweden – First Chapter

When visiting the countries of northern Europe as a foreigner today, you may be easily captured by the beautiful landscapes and elegant architectures, as well as the great food options and the generally exceptional hospitality. Actually, a visit to Scandinavia will hardly disappoint, either in the summer or in the cold season. Everywhere looks like an ideal place for having a good time off.

However, digging in the military history of Norway, Denmark, Sweden and Finland, you might be surprised. Actually, since medieval times peaceful mutual relations have been built very slowly over the years in the area, going through centuries of unrest and struggle often culminating in open wars. In the global conflicts brought about starting with Napoleon until the end of the Cold War roughly 190 years later, the Countries around the Baltic sea have been in the center of a theater of operations of their own.

World War II and the Cold War

Looking at WWII and the Cold War era, the roles of Northern-European countries have been significantly different. Denmark, geographically untenable in front of the German enemy, was taken by Hitler’s Third Reich forces almost overnight, with Norway following shortly after. This gave birth to fierce resistance actions, trying to jeopardize the activities of the enemy. Norway was in the focus of much attention by the Western Allies, who tried to land in Narvik, sank battleship Bismarck, bombed the heavy water plant in Vemork, and transited in its arctic seas to feed Stalin’s Soviet Union with much needed supply (see this chapter). Conversely, Finland fought a fierce war against the USSR, ending up as an ally of Germany after the start of Operation Barbarossa, and finally turning against the Wehrmacht on agreement with the USSR, and managing to leave the conflict in 1944 (see this chapter).

Finally, Sweden did not take part to offensive military actions in WWII, managing to keep a neutral role through delicate diplomatic actions. For this neutrality to be credible however, the Country had to be defended, and its border – both on land and along the shoreline – actively guarded. This meant the construction of many forts all along the Baltic coast, to the west, south and east, as well as ground installations along the border with Finland. Similarly, the military tradition of Sweden, that in modern times date at least from the 17th century, when in the Thirty Years War Sweden managed to take a primary role in the balance of powers in Europe, was not discontinued at all. Despite neutrality, traditional manufacturers of fine firearms and shipbuilders were flanked over time by companies making excellent heavy-duty vehicles, armored tanks and aircraft.

In the Cold War period following the end of WWII, Scandinavia got a possibly even more central status, due to its proximity with the USSR and the control it could exercise on the sea accesses of the Soviet Union to the Northern Atlantic. Where Denmark and Norway joined NATO (see this chapter for Norway, this for Denmark), Finland and Sweden kept a neutral role. Once again, Sweden, not entangled in a complicated post-WWII deal with the USSR unlike Finland, could develop the credibility of its neutrality, preparing for defending against the Soviet threat with a build-up of its armed forces, and the development of original and high-tech military solutions, tailored to its territorial and climatic needs, carried out mostly in-house.

Traces in Sweden

The facts of WWII and especially of the Cold War in Sweden have left relevant traces, which are proudly preserved for the public either in world-class exhibitions, sometimes prepared on the very site of former military installations, or in smaller, well-crafted and much detailed collections, often run by groups of exceptionally passionate enthusiasts.

This and the following chapters cover some of them, offering a cut-out of what a visitor interested in military technology and history can find in beautiful Sweden. Photographs were taken in 2024.

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Sights

Aeroseum – former Säve Air Force Base – Göteborg

Besides making for a testimony to the originality and commitment of Sweden military planners, the air force base of Säve, located about 4 miles north of the major town of Göteborg in South-Western Sweden, is truly a one-of-a-kind example of a Cold War installation. Conceived for anti-blast protection in the early years of the nuclear age, the base was designed to carry out all operations, except take-off and landing, underground. This included aircraft storage and servicing, but also refueling, loading, towing, and lighting the engines in corridors carved down to 100 feet underground in the hard Scandinavian rock!

The project had an anticipation during WWII, when some special aircraft shelters had been obtained on site by drilling the hillside. However, the actual digging of this incredible Cold War underground base was started in 1950, to be inaugurated by the king Gustav VI Adolf in 1955 (even if not totally complete at the time). The base was sized for a crew of 40 men staying underground with 15 aircraft, of the then new type Saab J29 Tunnan (which translates into ‘barrel’).

The plan of the underground facility features multiple accesses from ground level, on the sides of local hills. Entrances are all misaligned, to reduce the potential damage from a hit by a single attacker. The actual access to the descending tunnel driving down is through a colossal concrete sliding door, 2.3 ft thick and weighing 70 tonnes, with a front area such to allow a fully mounted aircraft to transit with sufficient clearance from the walls and ceiling!

Interestingly, the concrete door is preceded outside by a curtain, which together with traffic lights, switch cabinets and cables can still be seen today. This was installed for further protection to prevent the effects of fallout and contamination, in case of a nuclear attack on the base premises. The heavy curtain could be effective in stopping debris and lower-energy contaminated particles from even touching the doors. Soaked in water for cleansing, it could be then potentially re-employed multiple times, in case of a nuclear war scenario with waves of nuclear strikes.

This feature of the base, already pretty unusual, is the first to welcome – and strike! – the visitor. Then the tour takes you inside, for a full exploration of the underground facility beyond the massive concrete doors.

The feeling when accessing the tunnel is really of something huge. A description of the history of the base is offered as a first item through pictures, schemes and original crests. Then the roomy environment of the access tunnel, descending in a bend to the bottom part of the base, is stuffed with a rich collection of aircraft and helicopters in service with the Swedish Air Force, their engines and technical accessories.

The base of Säve was fully completed by 1963, including the fuel supply system which had posed some safety issues in its original design (fuel went down in case of accidental spilling, thus remaining trapped in the deep-end of the base). However, the F9 squadron of the Air Force, home-based in Säve, was disbanded just a few years later, in 1969. This meant that the underground airbase saw active service with the J29 and later the J34, the latter being the Swedish designation of the British Hawker Hunter. After 1969, Säve was home base to the 2nd Helicopter Squadron, and the underground part, hardly of use for rotorcraft, was then employed as a safe storage for non-active aircraft, notably the illustrious Saab J35 Draken, of which 70 (!) were long-term stored inside, with wings dismounted. The base finally ended its military service in 1998. The underground bunker was re-opened later as the Aeroseum museum, where most of the former airbase was turned into a civilian airport, still working today.

Among the aircraft on display in this first descending tunnel are a Saab J29 Tunnan, alongside its De Havilland Ghost jet engine (license-built under the designation RM2 by Svenska Flygmotor, later Volvo Aero, in Sweden). In service between 1948 and 1976 with the Swedish Air Force, the somewhat elusive J29, little known in the West, was a massively produced swept-wing fighter and fighter-bomber, with 661 exemplars manufactured! Austria, another non-NATO country lying on the border with the Soviet bloc, was the only foreign customer for this machine, which in the 1950s formed the backbone of Sweden’s defense force. A modern fighter in many respects, in the same class of the North American F-86 Sabre and of the MiG-15, the J29 was not easy to master for novel pilots, and unfortunately caused many accidental losses, at a time when Sweden was the fourth air force in the world in strength. It was actively employed in the Congo, where Sweden took part within the United Nations contingent in the 1960s.

On display are also the towing truck and generator employed for engine spool up. In a scramble, the aircraft could be towed up by this Volvo truck, directed on an open air apron, from where it could complete its taxi run alone and finally take-off.

Next in line is a Saab J35 Draken (meaning ‘dragon’), an iconic and successful supersonic fighter/interceptor from Sweden, first flown in 1955 and entering service in 1960, manufactured in 615 exemplars and not less than 10 variants. Besides the Swedish Air Force it was adopted by the foreign Air Forces of Denmark, Finland, and again Austria, the last to withdraw it from service in 2005! This Mach 2 capable machine, with a double-delta wing planform, was propelled by a slightly modified Rolls-Royce Avon engine (manufactured by Svenska Flygmotor as RM6). An original design from the Swedish school, among the features making it so versatile were provision for a two-seats airframe, as well as a general plant simplicity and undercarriage sturdiness, which together with a stopping parachute allowed its deployment from the wartime landing strips.

The latter were obtained in Sweden from the quick conversion of short sections of straight roads in the highway system, creating a network of so-called krigsflygbaser (‘war air bases’), in a defense plan called Bas 60 and later Bas 90. A solution to be found also in the Federal Republic of Germany in the Cold War years, this could greatly enhance the chance of survival of the air force following enemy strike on major air bases, through force dispersal. Yet not all aircraft can safely operate from similar airstrips. Swedish aircraft take this ability into account from the design phase, yielding dependable aircraft, capable of operations in far-from-ideal conditions.

Despite featuring a double, fixed-geometry and comparatively small air intake, the aircraft is single-engined. Underneath the fuselage, this aircraft features a ram air turbine (RAT), for powering the aircraft systems through kinetic energy in the airflow, in case of an engine shut-off in flight.

To the back of this exemplar of the Draken model is a Saab J37 Viggen (which is the name of a local species of duck). Another great example of an original design from Sweden, the J37 is an attack aircraft built in a canard configuration, and like its predecessor capable of short take-off and landing from road runways. Made in mode than 300 exemplars and employed uniquely by Sweden, it was in service between 1971 and 2007. Quite difficult to see out of Sweden, at the time of its introduction it was arguably the most advanced aircraft design to date, in terms of aerodynamic study, avionic suite and attack potential.

Developed in a number of variants for several roles, the exemplar on display features a number of payloads, to be attached to the underwing pylons or under the fuselage, also thanks to the good clearance from ground offered by the tall undercarriage (not to be found on the Draken). Differently from its Saab predecessors, the J37 was powered by a Volvo RM8, based on the American Pratt & Whitney JT8D turbojet, instead of a British engine.

Close to the Viggen, on display is a Saab car employed for friction test on the runway. This was rather widespread in airport facilities in Sweden. Vehicles with similar function can still be found everywhere in the world, especially in countries where runways are subject to icing.

Next in the line is the Saab JAS 39 Gripen, the most current evolution of the Saab dynasty of attack aircraft. Currently manufactured in more than 300 exemplars and exported to several countries, this machine is another original design from Sweden which is also a post-Cold War commercial success. A canard design like the Viggen, this model was introduced in the late 1980s, and it has been updated over the years as an air superiority platform, with a good mix of performance and efficacy, dependability and economical efficiency. Based on the Volvo RM12, derived from the American General Electric F404, it is currently in service. The aircraft on display is the oldest surviving.

Before reaching to the bottom, in one of the recesses along the corridor, photos from the construction phase of the bunker base, its inauguration and the years of operation can be checked out.

Also mentioned in the exhibition is the peculiar chapter of the Swedish nuclear program. The latter was envisioned in the early nuclear age following WWII, and it took shape especially in the 1950s and early 1960s. Besides facilities for the making of what was needed for fueling and managing a nuclear deterrent, on the aviation side Saab was tasked with dedicated projects for a delivery aircraft for nuclear ordnance, to flank the Saab J32 Lansen intended as an interim platform in that role. Project A 36, for an aircraft featuring a Viggen-like fuselage but no canard, and with an unusual overhead layout of the engine similar to the North American F-107, was in the pipeline when the government started to face increasing contrast from the public opinion concerning the entire national nuclear program, which was eventually cancelled in 1968.

Looking at the structure of the tunnel, left mostly untouched from the days of operation, the original wiring and piping for various systems – electrical, ventilation, etc. – can still be seen. The tunnel is also interspersed with frames, where light fire-proof doors could be lowered in case of an accidental fire. They could seal segments of the tunnel, which could then be flooded with fire-suppressing foam.

Approaching the bottom of the descending tunnel, it is possible to find a group of helicopters, in service in Sweden mostly for rescue operations, like an ubiquitous US-made Piasecki H-21 (the ‘Flying banana’), a Sud Aviation Allouette 2, an Agusta-Bell 402 and a Bell 206, the latter employed in polar missions from icebreaker Ymen. An Eurocopter Super Puma and a MBB Bo 105 come from the Swedish military, the latter reportedly having been prepared in a special anti-tank version, but never pressed into service.

Once on the bottom level, you can explore the halls, which are all interconnected, forming a network with a plant similar to a double ‘H’. On the crossing of two halls, you can spot the big round turntables, employed to turn the aircraft when towing them from storage to the base of the ramps going up. There are actually two of these ramps, one is that employed for access by visitors, the other is currently only visible from the bottom level, and off limits (employed for museum service). Its access can be found to the opposite side of the bottom level upon entering.

You can find several aircraft and exhibits on this level, including some pay-per-use professional flight simulators. An interesting exhibition tells about the organization of the STRIL, an acronym for stridsledning och luftbevakning, forming the backbone of the air defense system of Sweden from the early years of the Cold War on. Among the most unique facilities managed by the system are the krigsflygbaser mentioned above. Some original pictures and scale models tell about the detailed scheme of such bases, which could be activated when conditions required.

It is possible to board examples of both the Draken and Viggen models. The latter is presented with the engine dismounted from the airframe, and with many examples of war load either hanging from the wing pylons, or lying underneath. The number of options is really big, witnessing the versatility of the Viggen as an airborne platform.

The cockpit of the Viggen has evolved over time. The one you can see is fully analog. Close by is also the RM8 jet engine of the Viggen, with the afterburner pipe installed – a pretty long assembly! Also a trailer for storing and transporting jet engines is on display.

One of the Saab Draken exemplars is displayed alongside its engine as well. Interestingly, the afterburner pipe has been separated from the engine core in this case, allowing to check their respective size.

Another interesting item on display in this area, alongside a Bell 47 helicopter with its distinctive bubble canopy, is a Saab J32 Lansen. Primarily built as a fighter and entering service in the 1950s, the career of the Lansen stretched to the 1990s, and saw it employed in several roles, including as a trainer. Interestingly, the study for a dedicated engine – the STAL Dovern – was started alongside with that for the airframe, as typical to other military programs especially in the US. The engine, which reached the flight testing phase, is displayed alongside the aircraft. It represents one of the few projects of the Swedish company STAL for aviation. The company has been for long a primary manufacturer of turbines for electric power plants, started in the early 20th century on the remarkable Ljungström design (the homonym brothers actually founded STAL). In the end, the Lansen employed the British Rolls-Royce Avon.

A well-stuffed display is that of on-board radar equipment employed on the SAAB aircraft in service with the Swedish Air Force.

Among the many design and procurement programs of the Swedish military, special attention was given to missiles. The Robot 08 A, an anti-ship cruise missile employed on destroyers and from coastal batteries in Sweden, was the result of a collaborative program with the French. After a boost phase employing rockets, the efficient small jet engine employed for thrust in cruise (a Turbomeca Marbore) allowed the missile to travel at transonic speed, delivering a warhead up to 100 nautical miles away from the launch site. Navigation was through radio control, and homing on target was radar-assisted.

A real work-horse both in the US and abroad (see this post), a Cessna 337 Skymaster in service with the Coast Guard of Sweden can be found in apparently pristine conditions.

A wing of the museum is dedicated to the collection of the Aviation Veteran Society of Göteborg. Among their many interesting projects is the restoration of classic models, often times unique exemplars from an age prior to the introduction of jets. Each of the aircraft on display in their collection, which is always evolving, has a story to tell. For example, one of them, a British De Havilland Gipsy Moth, was employed by his owner (the Swede Gösta Fraenkel) in the 1930s for an experimental treatment of whooping cough, an infectious disease typically developing in children. The pilot took infected people on board the open-cockpit biplane, allowing cold, dry and clean air to ram into their respiratory channels and lungs for some minutes while flying at a sufficient altitude. Apparently, this treatment accelerated recovery in a percentage of cases. Another aircraft in this area is a SAAB 91A Safir. The ‘A’ version is the original and oldest of this light basic trainer and multipurpose aircraft, dating back to the 1940s, and a good commercial success for Sweden.

Another rich collection is based on an impressive archive of Cold War files documenting many Soviet activities in the territory of the German Democratic Republic. This exhibition (a topic often touched on this website, see for instance here and here) is especially interesting for its completeness and for the level of detail – most files show photographs and numerical data.

A nice array of models, often portraying in dioramas scenes from the real aviation history of Sweden or the region of the Baltic sea, is aligned along a wall. Among them, you can see the first ever defection of a MiG to the West on the Danish island of Bornholm (see this post), as well as the grounding of a Douglas DC-3 in Swedish markings by a MiG-15 which had taken off from Estonia (at that time within the borders of the Soviet Union). That DC-3 has been savaged from the bottom of the Baltic Sea years later, and it is now on display at the museum of the Swedish Air Force in Linköping.

Even if you don’t need it, you should take a detour to the toilet, to access an original corridor and have a look to two full-scale reconstructions of STRIL command centers.

Back outside, you can climb uphill to check out a few additional military vehicles on display, including an exemplar of the highly-succesful line of bi-modular track vehicles called Bandvagn, made by the Swedish company Hägglunds in tons of variants and for different roles. Basically unstoppable on any terrain (and actually working in shallow waters as well), this highly versatile machine is here displayed in a Swedish Army camo paint. Also on display is a rather rare moving lounge, a vehicle for easing boarding operation on larger aircraft. Made by Chrysler in the US (and reportedly employed at Dulles Airport in Washington, D.C., back then), this exemplar was in use at Göteborg Landsvetter airport, before the terminal was re-designed for a better management of passenger traffic.

From the hilltop, you may get a vantage view of the airfield, now the general aviation airport of Säve.

Getting there and visiting

The exact address of Aeroseum is Nya Bergets Väg 50, 41746 Göteborg, Sweden. The location is easily reachable along Hisingsleden, taking north from Göteborg, and connecting some of the premises of the huge Volvo factory quartered north of town. From the crossing with Flygflottilijens Väg (where a bus stop is), it is a .4 miles stretch to the museum’s gate. Huge parking on site. Visiting for technically-minded people with an interest for aviation can easily take 3 hours (4 in my case), checking out all the nice exhibits. There is a self-service restaurant at the bottom of the bunker, as well as a nice shop. Entertaining activities for the kids are on the menu as well.

Together with the Air Force Museum in Linköping, this is possibly one of the top air museums in Sweden, well worth a dedicated trip also for the special construction where it is located. Website with full information (also in English) here.

Maritiman – Göteborg

Located in downtown Göteborg, this museum has on display a handful of vessels, originally employed in Sweden in either civilian or military roles. The most sizable of them, the destroyer Småland (J19), is also an illustrious witness of the Cold War, and a lone survivor of the Royal Swedish Navy of that era. She was built by Eriksbergs shipbuilding company in Göteborg, a now defunct primary player in the Swedish naval history, and it saw service between 1956 and 1979 together with the only sister ship Halland, which gave name to the class.

The neutrality of Sweden for the Navy meant that the fleet of the kingdom was developed with self-defense in mind. At the end of WWII, two cruisers were laid down, Tre Kronor and Göta Lejon, which were the largest vessels ever to see service in Sweden. In the 1950s the shipbuilding effort saw the completion of the new destroyers Halland and Småland, which went operating alongside many more destroyer units over the 1950s and 1960s. All these four ships however were the pinnacle of shipbuilding in Sweden in terms tonnage. By the end of the 1950s the last four destroyers of the Östergötland class (lighter than Halland class) had been put into service, and manufacture of either cruisers or destroyers ceased altogether. By the end of the 1960s, the two cruisers were stricken off, and over the 1970s and 1980s many of the destroyers followed. In the high-tech late era of the Cold War, Sweden opted for a larger number of lighter surface ships, in particular corvettes and torpedo boats. The former are represented today by the highly effective Visby class, which constitutes the backbone of the Royal Swedish Navy today.

Of the historical cruiser and destroyer fleet of the Swedish Navy, the Småland is the only surviving unit. In the Maritiman museum, it is possible to board and thoroughly explore this vessel. Among the distinctive construction features, the castle structure runs all along the ship, allowing the crew to operate while keeping inside, so as to avoid exposition to fallout radiation in a nuclear war scenario. Provision for cleaning the outer decks was made with a pressurized water system, running around the castle. Furthermore, material was steel and iron, instead of aluminum, sometimes employed in shipbuilding for saving weight, but more prone to fire damage than heavier steel. The crew was of 250-290 men. The ship went through three modernization programs, and included three fire direction facilities in the castle.

The heavier gun armament of the destroyer is composed of two turrets (one at bow, one at stern) with two 120 mm guns each, and a bow turret with two 57 mm cannon. Additionally, six 40 mm single-barrel anti-aircraft cannons on revolving turrets are placed along the sides of the ship. All guns were made by Bofors in Sweden.

A single 120 mm gun turret was manned by seven men, and could fire 42 rounds per minute, with a range of roughly 12 nautical miles. It could be employed for targeting other ships, aircraft or land installations.

On the side of the 120 mm turrets you can see flare rockets with super intense illuminating power, which were employed for fire direction at night. Fire direction systems evolved over the years, but the task was mainly performed in the castle structure.

The 57 mm gun turret was designed for anti-aircraft operations, with a range of up to 4,000 m, which was roughly 25-30% more than the standard 40 mm anti-aircraft guns. Fire direction was from the castle deck or locally by the designated gunner.

For anti-submarine war operations, Småland has revolving torpedo tubes on the deck, for the Torped 61 torpedo series, a highly-successful design from Sweden, employed also by foreign customers (see this post).

Additionally, to the bow are two racks of launchers for four anti-submarine rockets each. An example of the body of a Bofors 375 mm anti-submarine rocket is on display beside the rocket launchers. It took 40 seconds to reload one launcher. Fire direction and timing was performed from inside the sonar room, or from a control station beneath the launchers.

The ship could carry out mine laying operations. To the stern of the ship some sea mines are on display on the rail employed for launching them outboard.

The Småland could manage helicopter landings on its deck, and it had the ability to launch anti-shipping cruise missiles. This rather innovative solution for the time was based on the Robot 08 platform (see also the Aeroseum exhibition here in this chapter). Two of them could be carried on the launching pad, where further missiles were stored under deck, and a special incline was employed to take them to the outer deck level for launch. Launch was managed with a dedicated fire control computer.

The Småland could operate as a flotilla capital ship, thus navigation and communication systems were particularly modern and capable on this ship, for the time. Digital computers, with pre-defined communications which could be issued at quick pace, are part of the scenery on the top decks of the castle structure.

The crew compartments, even those for higher-ranking staff, and many technical rooms are as cramped as usual on military ships, not so far from their WWII predecessors.

On top of the castle, the command deck can be found, and from here you can get also a nice view of the town of Göteborg.

Among the most interesting parts, is the engine and power supply area. The Småland was pushed by two independent boiler/turbine systems, which gave power to two propellers. Top speed was 37 knots, and at that speed the ship employed 420 liters of fuel per minute!

The engines required 16 men for operations initially, working close to the hot ducts and parts of the engine at extreme noise level. At a later stage, control rooms were installed in the engine compartments, allowing to reduce the workload and increase comfort to a reasonable level. Filtering and shielding was installed on the air intake system, to reduce the effect of nuclear fallout ingestion by the combustion system.

This area can be toured extensively, unveiling many narrow passages and showing the complex structure of the energy plant, producing power for motion and for all the other onboard systems.

Another highlight of the Maritiman is the Draken class submarine Nordkaparen (Nor, in the registry). The six ships of this class were manufactured in the early 1960s, Nordkaparen (laid down by Kockums at Malmö) entering service in 1962, to be stricken off in 1988. The Royal Swedish Navy has always invested much in its submarine fleet, especially along the entire span of the Cold War, with more than 20 units manufactured post-WWII and before 1989. New models have been introduced after the end of the Soviet Union and the Cold War, and currently four modern units are in service.

The Draken class, propelled by Diesel-electric propulsion, was introduced as an improvement of the older Hajen class, with a single slow rotating propeller instead of two, and a modified stern part and control surfaces. With an operative depth of 150 m and manned by 36 men, it was capable of a top speed of 22 knots submerged.

At the Maritiman it is possible to board the Nordkaparen from the stern hatch, and have a complete tour of its well preserved interiors, coming out from the hatch to the bow.

The rear compartment with the electric motors and a sleeping area for the crew is relatively roomy. Conversely, the center section of the submarine allows only a narrow passage between the Diesel engines, with round tight doors which require some body flexibility to go through!

The navigation deck and the cockpit are again somewhat roomier than their WWII counterparts, similar to the forward compartment, with a reasonable area for the crew.

A unique feature of this design is the revolving rack for storing the torpedoes. Torpedo tubes are four, and all placed to the bow of the ship. The revolving rack, resembling that of a giant revolver, hosts eight torpedoes. It is itself loaded from the back, and it can pivot around its axis pushed by a motor, putting a torpedo in the revolver at the level of the firing tube to be reloaded, thus allowing a faster recharging of any firing tube.

Another military boat from the Cold War years on display is the patrol boat Hugin (P151). A fleet of many, lighter vessels was preferred by military planners in Sweden to one of heavier and more expensive ships with greater firepower, especially towards the last decades of the Cold War. Hugin was the first of her class, and it was manufactured in Norway (Bergen Mekaniske Verksted). Sixteen units of this class were in service in the 1980s with the Royal Swedish Navy.

The boat features a steel hull, and is pushed by two 20-cylinders MB518D Diesel engines made by MTU, delivering a power of 3,500 hp each, and giving this boat a top speed of 39 knots. The crew of twenty men could operate for more days in a row on board the ship. This versatile fast boat was armed with inertial-guided and IR-homed anti-shipping missiles (type Robot 12 Mk 2, made in Sweden), depth charges and ASW-600 Elma grenades (made by SAAB in Sweden) for anti-submarine warfare, and sea mines for mine laying missions.

Additionally, the boat has a single Bofors 57 mm cannon for anti-aircraft gunnery. One of the versions of the Arte fire control system made by Philips was installed on the ship, allowing to engage more targets simultaneously.

The Maritiman has on display a number of other boats, covering a range of uses and a big part of the storyline of shipbuilding in Sweden. Among them are fire-fighting vessels, tugboats, as well passenger commuters.

Getting there and visiting

A top attraction of Göteborg, the Maritiman museum can be reached with a nice walk from the historical city center, simply reaching the water bank from it. The museum will be very entertaining for children, but it has even more to tell to technically minded people. Many detailed descriptions in multiple languages all along the visiting path allow to get much from your visit. Furthermore, the majority of the compartments are open or visible on the Småland ship, all on the Nordkaparen, allowing to fully explore these vessels or look into the many technical rooms. A thorough visit may take about 2-3 hours or more, depending on your level of interest.

The exact address is Packhusplatsen 12, 411 13 Göteborg. Parking options nearby (public at a fee). Website with full access information (also in English) here.

Bornholm – Military History of a Contended Danish Island

The small island of Bornholm is today a popular destination for vacation time. Especially in the summer, the small and picturesque towns along the coast, as well as the curvy roads unwinding over the gentle slopes in the countryside, become increasingly crowded with cars, motorbikes, campers and bicycles – however, without reaching the point where a tourist who is looking for relaxation may feel uncomfortable.

The quiet and relaxed aura of this enjoyable piece of land, halfway between the German-Polish coast and that of Sweden – and nonetheless part of Denmark – hides a history pointed of battles and turmoil, lasting from the early era of the vikings until the Cold War.

Quick historical facts

Between the medieval times and the 17th century, the island was often seized by the Hanseatic League, binding together coastal towns in the Baltic and protecting trading routes. During the 17th century, Sweden became a major player in the area, and wars between Denmark and Sweden meant the island changing landlord more than once, with the locals always playing militarily in favor of a union with Denmark, to an extent made possible by their own forces, yet meeting with final success.

A largely forgotten war between Britain and Denmark, taking place in the years of total confusion brought about by Napoleon’s endeavors all over Europe, meant that Bornholm was attacked by the British fleet in more instance between 1808 and 1810, basically without any success.

World War II

The invasion of Denmark by the Third Reich and the capitulation of the Danish government, militarily unable to counter the irresistible march of Hitler’s military forces in April 1940, resulted in Bornholm being occupied by the Germans. The local Danish commander annotated the order not to resist the German take-over with disappointment, feeling that a firmer military response to the invaders was indeed possible. The island was fairly well organized and armed against an air-launched invasion.

The capitulation of Denmark without engaging in a military struggle allowed to obtain less harsh conditions from the occupants, including a limited independent military activity for the first years of WWII. However, a strong anti-German feeling fueled the growth of a resistance movement, including locally in Bornholm.

Similar to what happened to the Danish mainland (see this post), the military planners of the Third Reich included Bornholm in the coastal defense structure on the outer border of the newly acquired German territory – the so-called Atlantic Wall. In particular, construction of a fortress for four 38 cm cannons started on the south-eastern corner of the island, in Dueodde (similar to that in Hanstholm, Denmark, of Vara, Norway). The very efficient Organisation Todt had the first two emplacement largely complete by April 1941. By the attack on the Soviet Union in June 1941 however, and with the rapid expansion of the Third Reich to the east, the fortress in Dueodde was deemed of little use. In the event, construction works never reached completion.

Further significant war-related construction projects on Bornholm included observation posts and several radar stations (Würzburg and Freya types), which could profit from the location of the island on the route taken by bomber groups on their way back to Britain from raids over Berlin or the surrounding region. The proximity with respect to the facility for the development of experimental weapons at Peenemünde (see here) made of Borhnolm a natural place for the installation of measuring equipment. Furthermore, the main coastal town of Rønne – still today the largest center of the island, where most of the commercial and ferry sea traffic goes through – was largely employed as a base for the Kriegsmarine. Actually, more than 600 different German submarine units called this port during the war years, about one half of the entire German submarine fleet!

Diplomatic relations between the Third Reich and Denmark deteriorated rapidly in August 1943, when the Germans – now at a turning point of the war – launched operation Safari, trying to capture all assets of whatever military value from Denmark, thus also destroying its military capability. As a response, Denmark scuttled 32 of its own vessels, and sent a handful to Swedish or to even more distant friendly ports. In Borhnolm all Danish troops were disarmed and taken away from the island.

Somewhat paradoxically, the most tragic events of the war struck Borhnolm at the very end, when the island found itself off the coast of Poland, now taken over by the Soviet Red Army advancing from the east towards Berlin (see this post). As the fear of defeat and imprisonment grew among the ranks of Third Reich forces, following the heavy losses on the eastern front in Spring 1945, many German troops reached Bornholm to prepare for an escape further west, or north to neutral Sweden. This presence was noticed by Soviet intelligence, who intercepted communications mentioning several thousands of German military troops on the island – their actual number has been estimated at around 20’000 by May 1945. The war officially ended in Denmark on May 5th, 1945. However, at that time the chain of command and the communication system in the Third Reich had collapsed, and the local German commanders on Bornholm still retained the order to repel the Soviets with any possible means, without permission to surrender. As a result, the Soviets bombed the island twice, severely damaging Rønne and the port town of Nexø, unharmed up to that point, on May 7th and 8th, 1945.

Soviet Occupation

Following the two Soviet bombing raids, a group of six Soviet torpedo boats sailed from Kolberg, Poland (now Kolobrzeg, see this post), landed and reclaimed control of the island of Bornholm on April 9th, 1945. At that time, about 16’000 German troops and refugees were still on the island, trying to flee to the West or to Sweden by any possible means. Reportedly 700 boats of any kind were involved in this desperate evacuation operation, and about 5’000 Germans (military and civilian) had fled by sea just the day before the Soviet landing.

The anti-German resistance movement on Bornholm joined forces with the Soviets, trying to search for trapped German troops and prevent their escape to the West. The airfield in Rønne was captured on May 9th in one of these joint actions – specifically stopping a German aircraft already taxiing for take-off, after some others had already successfully got airborne! These operations went on until May 20th, and due to the very significant number of German troops still on site, they required drafting people in the Soviet-backed group of ‘freedom fighters’, which afterwards remained the only official local para-military group on the island, besides the Red Army (conversely, members of the the original voluntary resistance movement soon returned to their pre-war civilian occupation).

The Soviet presence on Bornholm constituted a potentially explosive problem. The agreement at Yalta between the US, Britain and the USSR in February 1945, months before the actual capitulation of the Third Reich, had defined that Denmark would remain independent, and specifically not within the Soviet-controlled territories in Europe. The British government, at that time still led by Churchill, was extremely worried by the Soviet capture of Bornholm, and after unofficially questioning the Soviets, the answer was even more appalling – according to Soviet diplomats, the island had to stay under Soviet control indefinitely, through the support of a military contingent of 9’000, soon to reach those already on site!

This led to the beginning of a peculiar page in the history of Bornholm, and of the diplomatic relations between the USSR and the West, which would soon get worse on a global scale, leading to the Cold War. Relations between the local Danish government and the Soviets were generally good at an official level, thanks to the skills of the local leading figure on the Danish side, von Stemann. To keep the public eye on this unsolved issue, he managed to organize an official visit of the Crown Princess of Denmark, who met the Soviet top staff on Bornholm. The day-by-day coexistence with the Soviets was less idyllic, with increasing incidents due to the misconduct of the bored Soviet troops stationed on the island, and the growing discontent among the locals. Uncertainty about Soviet plans fostered fear over a possible long-term occupation.

Finally in December 1945, Britain officially questioned the Soviet government about the case of Bornholm, and Molotov answered that the Soviet Union did not intend to have any permanent base in Denmark (as per the Yalta accords), yet the island was to be retained by the USSR as a guarantee, due to the presence of British troops on the Danish mainland.

The Danish government reacted preparing to retake full control of its own territory, correspondingly asking all foreign troops – from any nation – out of its borders. In March 1946 it was announced that the Soviet troops would leave the island of Bornholm, as Denmark prepared to install its own military forces back on it. In good order, the Soviets actually left the island, the last ship departing Rønne on April 5th, 1946.

The Cold War

Denmark joined NATO as a founding member in 1949, the result of the action of the then prime minister Hans Hedtoft, a former member of the resistance in Denmark, who had got a clear insight of the line of action followed by the Soviet Union, at that time still led by Stalin.

The support given by Denmark to NATO was not obvious for that country, since the proximity to the Eastern Bloc – especially Bornholm, geographically located close to the (by then) Soviet-controlled Polish coast – made Denmark extremely vulnerable and militarily untenable in case of a potential Soviet attack. The policy adopted by the Danish government over the decades of the Cold War in support of NATO was sincere but always carefully calibrated, to reduce the risk of Soviet intervention, which would possibly result in an extremely dangerous escalation.

Consequently, no international NATO base nor any nuclear warhead was ever permanently based in Denmark. Yet highly defended coastal strongholds were established, which can still be seen today (see this post).

Bornholm hit the headlines in the early phase of the Cold War, when the first-ever jet-propelled fighter from beyond the Iron Curtain defected to the West. This happened on March 5th, 1953, the very same day of Stalin’s death. The Polish pilot, 21 years old Franciszek Jarecki, had departed Slupsk airbase in northern Poland on a training mission, when he suddenly left his group and flew as fast and low as he could to Rønne, where he safely landed his aircraft, asking for asylum. The aircraft was a MiG-15, and that was the first time this new type of aircraft, which played havoc against propeller-driven machines in the early phase of the Korean War, could be inspected by Western powers.

The case was treated very carefully from a diplomatic standpoint by Denmark, to avoid provoking a violent reaction on the Soviet side. A technical inspection was carried out in a well-coordinated, highly secretive mission set up by the British and the US, ending with the restitution of the reassembled machine to Poland. Finally, the pilot was granted asylum in the US, where he had a remarkable military career (his flight suit from the defection mission ending up in the Smithsonian collection, at Udvar-Hazy Center, close to Dulles airport in Washington, D.C.). This topic is well covered in the excellent book ‘The secret MiGs of Bornholm‘ by Dick van der Aart (see the bookshop section).

Jarecki’s escape was not an isolated case, since in 1953 and 1956 two more Polish fighter pilots successfully landed (or crash-landed) their aircraft on Bornholm (while another made it all the way to Sweden). Then the Soviets had Polish fighter units relocated further south, where Bornholm was out of range, and took over control of the northernmost bases.

Defection to Borhnolm by air on a jet fighter was rare compared to the overall cases of people reaching Bornholm to flee either communist Poland or the GDR, similarly close to the island. For all the years of the Cold War, Bornholm constituted the goal of dozens of escape attempts, some of them successful, carried out mostly by sea.

The location well within the Soviet area of influence was exploited with the construction of a prominent intelligence base by Denmark, to the advantage of NATO forces. This was again in the Dueodde. The base was very effective and was updated to keep up with upgrades in electronic communication technology over the years until the end of the Cold War. It was later kept in service, and shut off only in 2012.

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A visit to Bornholm today will likely be for relaxation and for enjoying this nice country. However, for those with an interest for its peculiar history there are some very interesting collections and rare sites to visit. They allow to retrace in particular the rich military history of the island, without much effort and with great satisfaction for either researchers or the general public. This post covers five of them, four of which are museums. They were all visited in the summer of 2024, and all photographs were taken in that occasion.

Sights

Bornholm’s Defence Museum, Rønne

A good place to start the exploration of the military history of Bornholm, the Defence Museum (Bornholms Forsvarsmuseum in the local idiom) is located to the south of the town center of Rønne, the busiest seaport and the capital city of the island.

The museum is hosted in two old military buildings, including the local kastellet, a massive tower with a round base, built for coastal defense.

The collection is housed in the courtyard and on the two levels of the first building. For the relatively little area it covers, this collection is extremely rich and informative, with panels covering in depth some specific events, offered in multiple languages including English.

On the ground floor, an interesting exhibition on the evolution of the artillery in Bornholm starts with a display of very old cannons – including possibly the oldest preserved exemplars of some types – and insignia dating from the wars against Sweden.

Then more modern exemplars from the 19th century, and reaching to an American type 105 from WWII, employed on Bornholm in the Cold War period, allow to follow the evolution of this type of weapon.

For more curious visitors, little artifacts interspersed between the larger exhibits on display add much value to the collection. Training material for anti-aircraft artillery from the WWII era, including down-scaled fake aircraft targets, as well as various types of grenades and shells employed with the artillery pieces stationed on the island can be found on display between the big guns on the ground floor.

An original German aiming device has been positioned such to be still usable – you can see outside through the optical system. Note the eagle and swastika marking on the label.

A particularly interesting item, not easy to find in a museum, is a complete launching device for the Stinger missile. This type of ground-to-air anti-aircraft missile, albeit rather rudimentary compared to other offensive missile platforms, has turned out very effective in actual war scenarios, especially against slow-moving aircraft or helicopters. The compact launchpad, operable by a single gunner, features two launching tubes. Aiming is via a visor, and the trigger is placed on two pistol-like grips.

Many radio transmitters and receivers, including a sizable console with stacks mostly made in the US (look at the labels and tags!), are on display together with a rare computer, a Compucorp 625 Mark II, a standalone machine which was employed from the late 1970s to run a software for ballistic computations.

On the top floor of the same building, an exhibition covering some specific military episodes from the 19th century serves as an introduction to the rich collection of memorabilia from WWII and the Cold War.

Decorations from the Third Reich, as well as insignia, uniforms and personal everyday items belonging to the Wehrmacht troops, or to some specific people in the German staff living on the island, are on display, in most cases along with explanatory panels telling their peculiar stories.

Unusual items include a table with mottoes in German, an embroidered napkin with emblems from the winning powers of WWII.

As said in the introduction, Bornholm found itself on the trajectory of allied bombers returning from raids on today’s northeastern Germany (including Berlin). In more instances, bombers damaged by flak fire or by German fighter aircraft, hence unable to make their way home, were forced to crash-land on Bornholm. The detailed history of two of these bombers and their corresponding crews is told in a dedicated set of display cases, showing even the track followed by each of the crew members as they tried to flee Bornholm (occupied by the Germans). Some interesting memorabilia items are on display from those episodes, including personal belongings of the crew members, and cash notes in diverse currencies, with their names written on them. These notes were given specifically to crew members, to help them in case of landing in a foreign country in Europe.

From the same era is a perfectly preserved Enigma machine. This is presented together with a detailed story, which could be retraced by war historians in Bornholm. Actually, this specific machine was made in 1937 and largely employed on the Eastern front in the actions against the Soviet Union. When German troops were fleeing the northern coast of Poland and Germany in the last days of the war (May 1945), the machine arrived to Bornholm, where it was little employed, since the chain of command of the German Army had collapsed by that time. The machine was ditched in the water by the surrendering troops, but it was soon to be found, taken to a private house, and largely forgotten afterwards. Finally, it was donated to the museum decades later.

Another unusual display is about the relics of German experimental weapons landing in Bornholm, and the espionage operations related to their find. Due to the proximity with the island of Usedom and the research center of Wehrner von Braun in Peenemünde, launches from the polygon where V-1 and V-2 were being tested could be spotted sometimes from Bornholm. Actually, early exemplars of a Fieseler Fi-103, aka V-1, first stranded on Bornholm in July and August 1943. They were first discovered by two local Danish citizens belonging to the police, who took quick sketches and pictures, and passed them to the British through the anti-German resistance links. These turned out to be the first photographs of that new weapon to reach the western Allies. The two were captured and imprisoned by the German occupants, but eventually they managed to flee to Sweden.

Some relics of the V-1 crashed on Bornholm are on display, as well as memorabilia items belonging to the two Danes who found the relic. The latter include a British decoration presented for their service.

Additionally, interesting pictures show the contrail of a V-2 photographed over Bornholm, and the picture of another V-2 crashed in Sweden!

Further remains from the era include gauges from the cockpit of German fighter aircraft, captured by the Soviets as they were trying to takeoff from Bornholm and escape, and a ribbon from the ill-fated German passenger ship Wilhelm Gustloff. She was sank by a Soviet submarine roughly 60 miles east of Bornholm in January 1945, while enroute to mainland Germany from former possessions of the Third Reich in nowadays Poland, lost to the advancing Red Army. Losses are estimated in the range of 10’000, making this largely forgotten episode by far the worst-ever naval disaster in history.

Another rich section documents the presence of the Soviets on the island. Artifacts on display range from flags and direction signs for the stationing troops, written in Russian, to many personal items left behind by the Soviets.

Typical propaganda posters are on display as well, similar to more official and non-public items, like transcripts of communications between the local Danish and Soviet commanders from the age of the Soviet occupation of Bornholm in 1945-46.

Many evocative pictures are on display from that time as well, and similarly from the Cold War. Among them, pictures of the Polish MiGs landed on Bornholm, of the many ELINT and COMINT centers put on Bornholm during the decades of the Cold War (including the tower in Nexø, see here), and copy of the Soviet attack plan in case of war against NATO.

A final chapter documented in this nice museum is the service of the Danish Armed Forces within the UN in Cyprus. Tasked with border surveillance between the two regions on the island, Danish forces were involved in action – with some casualties – at the time of the Turkish attack in 1970. They only left the island in the early 1990s.

The kastellet is today mostly empty, and once inside, it is possible to appreciate the original architecture of this bastion, which saw action against the many attempts by foreign attackers to land on Bornholm.

On the outside and in a small depot on the side of the inner courtyard, further items are on display. Propellers from the WWII aircraft crashed in the area represent both the German Luftwaffe (Do-17 bomber) and the Western Allies (B-24 and Halifax bombers).

A Chaffee-type small tank and two armored vehicles are on display, together with naval guns, radar antennas, land robots and artillery aiming gear.

A peculiar sight is one of the observation turrets originally scattered on the territory of the island, for spotting aircraft or other flying stuff and promptly report it.

On display are also sea mines, sonobuoys, radar scopes and parts of torpedoes, some of them interesting Soviet models, likely recovered from the Baltic Sea during the Cold War.

Ahead of the entrance to the museum, a memorial stone has been put more recently by an association of veterans.

Getting there and visiting

The museum is located close to Rønne downtown, from where it can be reached with a short walk (about .3 miles south from the central touristic area). The address is Arsenalvej 8 – 3700 Rønne. There is a little parking area on site. The museum is professionally run, and it has its own dedicated website here (also available in English).

Visiting is strongly recommended as a first stop for an exploration of the military history of Bornholm. For war buffs, WWII and Cold War historians, this place has much in store, and a visit may easily take 2 hours. Less is required for a more basic visit, made easy also by the compactness of the display.

Bornholm’s Museum, Rønne

Bornholm’s Museum is the main facility dedicated to the history of the island. Located in a former hospital, you can immediately notice the presence of a bombing raid shelter in the courtyard. This is an original relic from WWII.

The museum takes all floors of a small building, and it is dedicated to the history of the island in all its aspects, and with artifacts from all ages, including Roman coins and viking accessories.

Of particular interest from the time of the vikings is a collection of golden plates. They are smaller than a human fingernail, and decorated with human figures and other subjects. Plus, they are really many! They are of special interest also due to the fact that nobody knows what they are. Archaeologists found them mostly on Bornholm, and in a much lower quantity elsewhere in Scandinavia.

Fast forward to the 20th century, the museum has on display interesting memorabilia from WWII and from the era of the Soviet occupation.

Among them are original decorations, documents and photographs, from both the German and Soviet sides.

From the early Cold War period, a small piece from Jarecki’s MiG-15 is preserved in a display case, with a picture of President Eisenhower receiving at the White House the first pilot defecting from Eastern Europe (apparently, a young John F. Kennedy appears to stand behind them).

Shop signs and indication signs in Russian, the original working desk of the Danish governor of the island at the time of the Soviet occupation, and everyday working tools belonging to the Soviet staff are among the displays in this museum.

A – perhaps – non-permanent exhibition is dedicated to the Soviets on the island, including the two air bombing raids they carried out in the closing days of WWII, which caused much destruction.

An interesting exhibition on the Cold War in Bornholm examines it from different perspectives. Among them, it is shown how preparations for a nuclear attack included the institution of a civil defense system, similar to most western Countries.

Similarly, the conspicuous wave of defections, of both military staff and civilians, from beyond the Iron Curtain to Bornholm is fully documented. Being located relatively close to the GDR and Poland, Bornholm was a natural target destination for those trying to leave the Baltic coast by sea. On display are documents of seamen asking for asylum, as well as a small dinghy employed for a successful escape attempt. A rather impressive full list of the successful and unsuccessful escape attempts towards Bornholm from the communist world is provided.

In another part of the museum, dedicated to everyday items and business activities, it is possible to find toys and other common tools from the Cold War era, as well as beautiful models of several vessels in service at that time – as well as today.

Getting there and visiting

The museum is one of the major attractions in Rønne, the capital city of the island. It is located within the perimeter of the historical center of the town, and you will be probably visiting it if you are interested in any aspect of the history of Bornholm. The address is Sankt Mortens Gade 29 – 3700 Rønne.

For those with an interest for the military history of the 20th century, the collection of this museum makes for a nice complement to that to be found in the Defence Museum (see above).

For a complete visit, 1 to 2 hours are likely enough. Less than 1 hour is needed if you are mostly interested to the WWII and Cold War part, including the nice exhibition on the Soviet presence.

The museum has regular opening times and a fully documented website here (also available in English).

Bornholm’s Tower, Nexø

The tower is an authentic relic from the Cold War. The intelligence site in Dueodde (close to the major town of Nexø, itself close to the southeastern corner of Bornholm) was originally established in 1958, in the facilities of an old lighthouse from 1876, which is still standing besides the new tower.

The task was that of intercepting communications from Soviet channels, primarily to the aim of knowing of any potentially offensive maneuver against Denmark or NATO in advance. The geographical location of Bornholm made it ideal for installing such a plant, since this territory is significantly farther east than the Danish mainland, hence closer to the Eastern Bloc and the Soviet Union.

Soon after the take over of the lighthouse by the Danish intelligence and the installation of the first technical gear, continuous improvement started around that facility, leading to the construction of a dedicated tower, which stood until the mid 1980s, and was extensively employed for gathering useful intelligence. Among the most notable information obtained in favor of NATO forces were the reports witnessing the preparation of an attack by the Warsaw Pact forces on Czechoslovakia, at the time of Dubcek’s attempted reformation of the communist system in 1968 – an invasion which eventually took place, tragically putting an end to a new political course in that Country.

The relevance of the site in Dueodde in the panorama of NATO intelligence is further shown by the decision to substantially upgrade the technical installation, demolishing the existing infrastructure and building anew a more modern and massive tower in 1986.

The new tower was operated continuously until 2012, when the installation was finally shut down, and the facility was partly demolished and sold. It is since then privately owned, and it has now reopened for visitors.

A visit allows to explore the foundations of the tower, where cables and pipelines – including compressed air and coolant fluid – can still be seen. Compressed air was employed for keeping in shape the special ‘shells’ where the technical stuff used to be put.

These shells were arranged hanging vertically from the concrete tower, which is the only part remaining today (the shells are gone, you can see two of the original platforms in the courtyard, close to the original cooling station). Coolant fluid was employed for the big servers which hosted and processed data. A wind monitoring cabinet – made in USA – can be found at the ground level of the tower.

By taking the original elevator, it is possible to climb to the top, where the view ranges in all directions, and allows to see the beautiful white dunes for which this area is mostly famous.

Inside the facility, mostly empty today, it is possible to see some remnants of the server rooms. Most of the empty rooms have been employed for a display of electronic cabinets and communication gear. A reconstruction of some of original technical rooms has been attempted, and the display is completed with historical pictures of the site.

Server rooms are among the preserved original parts of the tower.

Further rooms host displays related at large to WWII and the Cold War.

An interesting addition to the visit is an original MiG-15, presented in the colors of the Polish Air Force, and resembling those which fled from Poland to Bornholm, at the commands of brave early Cold War defectors. Photographs and copies of newspapers documenting those episodes are on display.

Interestingly, what appears to be a control surface or the part of a wing of an authentic Soviet aircraft can be seen on the side of the display, likely only provisionally.

Scattered along the walls in the exhibition are original pictures, with close-ups of intercepted aircraft from the Soviet bloc.

Getting there and visiting

The tower (Bornholmertarnet in the local idiom) is located close to the white dunes of the strand of Dueodde, on the very southeastern tip of the island, about 4 miles south of the major town of Nexø. The exact formal address is Strandmarksvejen 2 – 3730 Nexø. Large parking on site.

Visiting may take about 1 hour for the interested visitor. The tower can be climbed to the top with an elevator. Visiting the facility and exhibitions does not take much, since most rooms are basically empty.

The official website of this installation is here (multiple translations available).

Bornholm’s Technical Collection, Allinge

This incredible museum has been constituted through the merge of several private collections. In most cases they are very specialized selections of technical items. These range from tractors to airport vehicles, from pocket lighters to radios, from personal computers to naval radar scopes, and much more!

Besides well-stuffed collections, which strike for their size and range, there are also some specialties, like unusual items – typically relics or one-of-a-kind exemplars. Especially the latter include some items from the Cold War chapter of the history of Bornholm.

Actually, possibly the biggest item on display is a SAAB Draken aircraft. This excellent Swedish-made attack aircraft used to fly in the colors of the Danish Air Force (see this post). The exemplar on display comes with some of the accessories, including wing pods, the parachute for brake assistance, etc.

Close by the Draken, it is possible to find several aviation-related displays, like jet engines, optical gear, radar-receiving consoles. There is also the map of the scenic flights offered from an airport which does not exist any more, and which used to be close to the northern coast of the island (the only airport is today that in Rønne).

One of the jet engines looks like an evidence from an aircraft accident, involving a Learjet business jet crash-landed on Bornholm.

Not far from the Draken, another rare aircraft on display is a SAI KZIII, designed and manufactured in Denmark in 1946.

Further finds in the museum are a stop light, which was employed for stopping road traffic on local roads close to the runway, when an aircraft in need of a shallow approach path was landing in Rønne, and the doors originally in an airport building, with stickers of flight associations from all over the world.

A military trailer with radio communication gear is on display, as well as an old truck, which happens to be the very same truck seen boarded by young Soviet soldiers, at the time of the Soviet occupation of Bornholm!

A little collection is made of GDR-made items.

A small room is dedicated to marine detection gear and the corresponding scopes.

Bulky elements on display include a one-of-a-kind locally assembled truck, a monster roadworks machine made in the Third Reich and which never returned to Germany, and trucks for removing snow from the road. They have two engines, one moving the truck, the other moving the spool. The arrangement is rather involved, with an articulated (angled!) shaft carrying mechanical power from the engine to the spool.

Airport gear includes a SAAB car with a runway friction tester in the back, and a truck for spreading anti-ice fluid.

Other rich hi-tech collections include one with radio receivers, another with cameras and video-recorders.

Even one centered on personal computer consoles can be found.

The collection of tractors on display is really impressive, with machines coming from diverse nations and makers.

Other parts of the museum are basically old shops moved in, and in some cases with fully working machinery (like the blacksmith).

The list of collections is really huge! There is surely something for everybody on display.

Getting there and visiting

The museum can be found in the countryside, on the road 159 connecting Rønne to Allinge-Sandvig, one of the biggest settlements on the northern coast, about 1.5 miles from the latter. The exact address is Borrelyngvej 48, 3770 Allinge-Sandvig. Large parking on the premises.

The museum is very peculiar, it features rich collections and it is run by knowledgeable people who are willing to provide descriptions and information also in English. A visit may appeal to everybody including children, and not only to war historians. However, it is duly listed here especially for the war- and aviation-related collections in it. A visit to the entire museum may easily take about 2 hours, especially when talking with the locals. Much less is needed for a quick look at just some parts of it.

The website can be found here.

Soviet War Cemetery, Allinge-Sandvig

Even though Stalin’s USSR finally withdrew from the occupied territory of Bornholm, the conquer of the island by the Soviets in 1945-46 meant the construction of a Soviet war cemetery, similar to those to be found scattered on the territory of the former countries of the Eastern bloc.

A very unassuming and rather intimate monument was inaugurated close to the local Danish graveyard in Allinge-Sandvig. By agreement with the local government, the cemetery is still maintained today.

A central obelisk, with prominent emblems and writings in both Russian and Danish, is placed ahead of a large memorial stone, with the names of fallen Soviet soldiers on it.

Getting there and visiting

The cemetery can be conveniently reached uphill of the village of Allinge-Sandvig. The exact address is Pilegade 18A, 3770 Allinge-Sandvig. Parking is possible on the road in the immediate vicinity of the cemetery. The site is open-air and not fenced, therefore it can be accessed 24/7. Visiting may take 15 minutes.

German coastal gun site, Dueodde

The coastal guns in Dueodde, close to the southeastern corner of the island and the Cold War tower (see above), are not open as a museum, yet they are fairly easily accessible to the general public. They are the most sizable remains of the planned installation for four 38 cm coastal guns, part of the ambitious coastal defense program of the Third Reich known as Atlantic Wall. This particular fortress became pointless after the break-out of hostilities between Hitler’s Germany and the USSR in 1941, since the line of the front shifted significantly towards the east, far away from Bornholm. Since construction works were correspondingly halted, only the unfinished emplacements of two of the cannons remain today, respectively Nr.3 and Nr.4.

The emplacement Nr.3 is easily accessible from the road. You can see the large round base prepared for the revolving gun. The central pinion is still there (note the big diameter of the metal screws, compared with the cover of my wide lens!).

The circular corridor for moving the shells and taking them to the gun can be easily walked.

The construction to the north was planned to shelter the troops manning the station, as well as with a technical part for storing the shells and the explosive cartridges. Many rooms can be accessed – albeit a torchlight is mandatory in this area. However, they are completely empty, and there is nothing more than bare concrete.

The second site, Nr.4, is more secluded within a group of private homes. However, it can be accessed fairly easily by walking. It is basically a twin of the other emplacement, and the state of conservation (including, unfortunately, tons of stupid graffiti) is the same.

Getting there and moving around

The two emplacements are geographically extremely close to the Cold War tower described above. It is possible to park at the tower, in the large parking areas closer to the white dunes strand, or along the road in proximity to these installations.

The coordinates for parking and getting a quick access are for Nr.3: 55.00058432993301, 15.080803777073971, and for Nr.4: 55.00255210231893, 15.084640862385443.

Both sites are not fenced and accessible 24/7. Visiting may take 15 minutes for each of the emplacements – the condition is unfortunately not ideal, with many graffiti likely such to spoil your pictures.