An Aldehyde is an organic compound containing a terminal carbonyl group. This functional group, which consists of a carbon atom which is bonded to a hydrogen atom and double-bonded to an oxygen atom (chemical formula O=CH-), is called the aldehyde group.
Berchtesgaden-a town in Bavaria The town of Berchtesgaden is located near Hitler's Eagle's Nest (Kehlsteinhaus) and can be easily reached by train; there are several hotels and it is an inexpensive place for tourists to stay overnight.
Wartime Use of the Eagle's Nest. The name Hitler's Eagle's Nest came from a description of the place by the French ambassador in 1938. The Germans called it the D-House (for diplomatic) or the Kehlsteinhaus, from its location on the Kehlstein mountain. Hitler's Eagles' Nest was used primarily to entertain visiting dignitaries. Hitler and Eva Braun.