A smoke detector sounded at about 9.15pm on Friday. Police said that when firefighters reached the Obersalzberg roughly thirty-five minutes later, the Kehlsteinhaus was already burning from end to end. In the hours that followed, about 200 emergency personnel from six municipalities, joined by the Bavarian Red Cross and mountain rescue, were called to a building perched at around 1,800 metres. By Saturday morning Adolf Hitler's best-known mountain retreat had been largely destroyed. No one was injured, and nobody was found inside.
A blaze on a mountain nobody could easily reach
Much of the difficulty came from the setting rather than the fire itself. Lisa Maier, a police spokesperson, told reporters that the altitude slowed the crews and that only firefighters equipped with heavy breathing apparatus could get close to the structure, The Guardian reported. Gusting wind and rain made conditions worse, and the rain eventually turned to the season's first snow. Crews pulled back overnight after several hours of effort. Reports said flames were still visible at 7am and seemed to die down later in the morning, although smoke kept rising from what remained.
Bild, the German tabloid, quoted a police spokesperson who offered little hope: the house was badly damaged and probably could not be saved. The access road was closed by officers, and members of the public were urged to stay away.
The place was made to be hard to reach. The Nazis cut a road through terrain that had previously been impassable, and visitors then walked through a tunnel to a 124-metre brass-lined lift bored into the rock. Isolation was the point of the design, and it is now the main obstacle for anyone hoping to rescue what is left.
The man on the motorbike
A 33-year-old German man was detained close to the site while on a motorcycle, according to BBC News. The Guardian said he has connections to the region but does not live in it. Police have opened a criminal inquiry, and German media reported that arson is suspected. No official cause has been given.
Speaking at a press conference on Saturday afternoon, the police official Gerhart Holzinger said there was no sign that anyone else had been involved. Rainer Vietze, the public prosecutor, said a psychiatric assessment had found indications of a possible mental illness, which could mean reduced culpability. A political motive was also under examination, he added, but he emphasised that the investigation had only just begun. After questioning, the suspect was reportedly to be transferred to a psychiatric facility.
These two strands of the inquiry are uncomfortable companions, and it would be premature to reconcile them. Someone with a documented mental health condition may still be driven by political feeling, and a politically motivated act may be committed by a person who is unwell. For now prosecutors can speak with confidence only about the basic facts of who was held, where and roughly when. The question of why is unanswered.
What the building was, and wasn't
Construction of the Kehlsteinhaus ran from 1937 to 1938, and it was formally handed to Hitler on his birthday in 1939. Its reputation in popular memory is curious. Postwar American war films often portrayed it as the command centre of the Third Reich, yet by most accounts Hitler seldom visited. The working centre of the area was the nearby Berghof, where Hitler and senior Nazis planned the 1941 invasion of the Soviet Union. The Eagle's Nest was closer to a showpiece, a present and a stage set. Hitler also used the surrounding mountains as scenery for propaganda films presenting him as a friend of animals and nature.
The building survived 1945 undamaged, a minor historical oddity in itself. A restaurant has operated there since 1952, and more recently an exhibition on the site's Nazi past, run by the Institute for Contemporary History, has been added. The state of Bavaria is the owner. Its official website describes the house as a reminder of the insanity of the regime, a characterisation that sits awkwardly beside the fact that most people have long made the climb for the view and a meal.
That tension echoes a far older dispute. For decades Germany and Austria have struggled over what to do with buildings associated with Hitler. Some argue they should be preserved as evidence; others worry they become places of pilgrimage for neo-Nazis. The past few months have shown the question is still unsettled. In June Berlin said it would demolish one of Hitler's bunkers to clear space for flats and offices, despite critics who wanted a museum on the spot, and in July Austrian authorities converted the house in Braunau am Inn where Hitler was born into a police station.
Rebuild, and then what
Joachim Herrmann, Bavaria's interior minister, told the broadcaster BR24 that the site would not be abandoned as a ruin, and that carrying on the work of remembrance was important. Officials have signalled that any restoration would be preceded by consultation with local authorities, historians and conservators.
Keeping that promise is harder than it sounds. A rebuilt Kehlsteinhaus would consist partly of new material, and conservators must judge how much of the original has survived and what honest reconstruction means for a structure the Nazis built and the postwar state then curated. Reproducing it exactly risks producing something near to a replica of a Nazi monument. Leaving it scorched would give a possible arsonist a memorial he did not intend to build.
The first decisions will be revealing. Look for the prosecutors' next word on motive, for news of whether the exhibition's materials escaped the flames, and for who is given a seat when Bavaria settles what comes back. The room is likely to be crowded.