This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Grand Central Station Chicago Trainshed Interior. Grand Central Station INTERIOR TRAIN SHED Historic American Buildings Survey Cervin Robinson Photographer July HABS ILL CHIG Grand Central Station Uploaded PDUSGovInteriorHABS Original upload log page en GrandCentralStationChicagoTrainshedInterior Lordkinbote bytes no Gws