
Buchenwald was a Nazi concentration camp established on Ettersberg hill near Weimar, Germany, in July 1937. It was one of the first and the largest of the concentration camps within Germany's 1937 borders. Many actual or suspected communists were among the first internees.

Potsdam is a city on the border of Berlin, Germany. Sanssouci Palace was once the summer home of Frederick the Great, former King of Prussia. On the grounds of the complex, the Renaissance Orangery Palace overlooks Italian-style gardens with fountains. Historic Mill offers city views. English gardens surround neoclassical Charlottenhof Palace. The 19th-century Roman Baths were built in several architectural styles.