Twentieth-century history was made here in August 1945 when Stalin, Truman and Attlee decided the future of postwar Germany. This half-timber mansion between two lakes in the Neuer Garten was finished in 1917. In the same park is the Marmorpalais. From Potsdam Hauptbahnhof station take tram N°92 or 96 to Reiterweg/Alleestraße, then bus N°603 to Schloß Cecilienhof.