This image was acquired from
flickr and 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:
outdoor vehicle road am starting to scan Roger Puta's Pittsburgh PCC Streetcar slides. PAAC stands for Port Authority of Allegheny County. At different time during its history it has been known as PATransit PAT and even ampquotRide Goldampquot but it has settled on its original name Port Authority of Allegheny County or just PORT