https://joy.videvo.net/videvo_files/video/free/2020-01/large_watermarked/191217_Rail_4k__V3-0009_preview.mp4 People walking up stairs from overhead An overhead shot looking down at people walking up and down stairs at a train station activebusycommutecommutercommutingcongestioncrowdfootstepshorizontal linesmenoverheadpeoplepersonpublicrailwayrushingstaircasestairwaystationsteptraintravelwalkwalkingwalkwaywomenwork