Futuristic-looking escalator in a symmetrical, blue-illuminated tunnel, Elbphilharmonie, concert hall, Hamburg, Free and Hanseatic City of Hamburg, Germany

deserted tunnel building city urban architecture escalator hamburg northern germany german modern europe hanseatic city architectural style tourist attraction culture philharmonics heritage building contemporary european symmetry north german venue stairway stair symmetric germany hafencity elbphilharmonie herzog & de meuron landmark travel photography concert hall modern architecture central europe no one structure town urban environment north germany hanseatic town place of interest philharmonie northern german event location entrance symmetrical german federal republic elbe philharmonic hall herzog and de meuron international landmark middle europe no people construction municipal famous place place of events staircase republic of germany elphie nobody steps frg uninhabited empty tunnels buildings cities escalators hanseatic cities architectural styles tourist attractions cultures heritage buildings symmetries venues stairways stairs landmarks places of interest international landmarks constructions famous places staircases brd europe's sight tourist landmark tourist spot