Destroyed Crown Prince’s Palace, Unter den Linden 3 (1946) The destroyed Crown Prince’s Palace, Unter den Linden 3, as seen from the New Guardhouse. From the left: the Royal City Palace (built 1834-37), the Prussian Military Headquarters, the Crown Prince’s Palace (1733), and the Princess’s Palace (1733). Berlin, 1946. From vintage print, 13 x 18 cm, gelatin silver.