Metro München (Germany), Marienplatz, opened 19.10.71, Lines U3, U6, Connection to S-Bahn (city rail line) in level -2 (direction Ostbahnhof) and -3 (direction Hauptbahnhof), metro station in level -4 with two tunnel-shaped platform halls for each direction, Photo by Jonas Frey 2005, (ma-frey@web.de),