Fire in built environment

German police said they had detained a ​suspect after fire broke out at ‌a historic mountain guest house known as the "Eagle's Nest", used as a retreat by Nazi ​officials, including the dictator Adolf ​Hitler.
Around 200 firefighters and emergency personnel ⁠in the area around Berchtesgaden in ​the southern region of Bavaria were battling ​the flames after the building, known as the Kehlsteinhaus, caught fire on Friday, police said.Police ​are investigating whether the suspect, who ​was detained close to the scene, was connected to ‌the ⁠fire, they said in a statement.There was no immediate word about a possible motive.Built in 1938 as a guest ​house for ​Nazi ⁠officials and their guests, the building, in a spectacular Alpine ​setting, is separate from Hitler's ​nearby ⁠summer residence, known as the Berghof.Now owned by the state of Bavaria, the ⁠Kehlsteinhaus ​was classified after the ​war as a historical monument recalling the Nazi period.