16 of 25: Mayor Edward Koch, right, accepts a slice of cake from West Berlin Mayor Eberhard Diepgen at City Hall on Friday, Sept. 18, 1987 in New York. The two mayors celebrated the 750th Anniversary of Berlin with a giant cake proclaiming "Greetings from New York City." (AP Photo/Marty Lederhandler) (AP Photo/ Marty Lederhandler)

Share this gallery