escalator in shopping mall. no people

architecture background berlin building business capital center city cityscape decoration design editorial electric elevator empty escalator floor front glass gray hauptbahnhof history indoor inside interior ladder landmark lift mall metal mitte modern motion move moving office ondoors people persons perspective place platform public regierungsviertel seeing shopping sight sky skyline stair staircase stairway station steel steps subway summer technology tourism tourist traffic train transit transport transportation travel urban view way white yellow