Munich, Downtown 1945 (Source: U.S. Army photo) 3rd Army sign indicates directions for military traffic heading for other Bavarian towns of the 3rd Army Occupation Zone. Picture was taken at the Karlsplatz looking towards the Karlstor. The Karlstor served as one of the city gates leading to Munich's old center. The main train station (Hauptbahnhof) is a few blocks to the back of the photographer.