Berchtesgaden the Obersalzberg. In order to serve as an outpost of the German "Reichskanzlei" (Imperial Chancellery), Berchtesgaden and its environs ("Stanggass") saw substantial expansion of offices, security, and support services, mainly on the Obersalzberg. Included in the town were a new railway station, with a reception area for Hitler and his guests, and an adjacent post office. The Berchtesgadener Hof Hotel, where famous visitors such as Neville Chamberlain and David Lloyd George stayed, was substantially upgraded. The "Kehlsteinhaus" (known as the "Eagle's Nest" among the Allies) atop the Kehlstein subpeak of the Hoher Goll was built as a present for Hitler's
Freilassing–Berchtesgaden railway Bavarian mountains, iron works, and salt works (). The construction of the Reichenhall–Berchtesgaden section was completed in 1884. On 25 October 1888 a festively decorated first train ran from Reichenhall to Berchtesgaden. The travel time for the entire route was initially 90 minutes and it was later reduced to 70 minutes. In 1914 the line was electrified. The AC power was supplied by the Saalach power station in Bad Reichenhall-Kirchberg, which is fed by lake Saalachsee and still supplies power for trains. The electric train operations started in 1916 with specially designed electric locomotives of class EP 3/6. There was