Schleiden in the Eifel National Park; building on the site of the former NS-Ordensburg Vogelsang. The NS Ordensburg served as a training facility for the offspring of the NS leadership cadre. The architect was Clemens Klotz; the buildings were constructed between 1934 and 1936. After 1939 the area was used by the Wehrmacht; from 1945 to 1950 by British units and from 1950 to 2005 by the Belgian armed forces. Ordensburg Vogelsang has been open to the public since 2006.Schleiden (Rureifel); July 22nd; 2020.