Cecilienhof Palace (German: Schloss Cecilienhof) is a palace in Potsdam, Brandenburg, Germany. Cecilienhof was the last palace built by the Hohenzollern family that ruled Prussia and Germany until 1918. It is also famous for having been the location of the Potsdam Conference in 1945, in which the leaders of the Soviet Union, the United Kingdom and the United States took important decisions affecting the shape of post World War II Europe and Asia. Cecilienhof has been part of the Palaces and Parks of Potsdam and Berlin UNESCO World Heritage Site since 1990.

from http://en.wikipedia.org/wiki/Cecilienhof