The Eagle’s Nest, or as it is known in German, the Kehlsteinhaus, was commissioned in 1937 by one of Adolf Hitler’s closest lieutenants, Martin Bormann. It was built as a fiftieth birthday present for Hitler. The spectacular mountain eyrie, perched at the summit of the Kehlstein mountain in the Berchtesgaden Alps, has become one of the most popular tourist destinations in Bavaria. Construction of Kehlsteinhaus Created with the highest-quality materials, the Kehlsteinhaus …