Germany, Hamburg, Hanseatic town, tunnel, Elbtunnel, old Elbtunnel, Europe, building, architecture, underpass, St. -Pauli-Elbtunnel, pedestrian's tunnel, road tunnel, BW, black, white, black and white, HDR ,Deutschland, Hansestadt, Tunnel, Alter Elbtunnel, Europa, Gebäude, Architektur, Unterführung, St.-Pauli-Elbtunnel, Fußgängertunnel, Straßentunnel, SW, Schwarz, Weiss, Schwarz weiss, HDR