Submission – Historical Map: Hamburger Hochbahn Ceiling Map, 1915 April 4, 2013 Leave a comment Filed Under: Historical Maps Tags: 1915, Europe, Germany, Hamburg, Hochbahn, photo, submission, U Bahn Submitted by themallefitz, who says: This is a transit map of the Hamburger Hochbahn (subway/elevated railway) from 1915. it was painted on the ceiling of the wagons. Transit Maps says: This. Is. So. Beautiful.