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:
UniAveBridgePhillyHAER.jpeg en The underside of the University Avenue Bridge in Philadelphia crossing the Schuylkill River Taken from memory loc gov but cant find date or photographers Date seems to be post perhaps HAEB loc gov not given PDUSGov Undersides of bridges in the United States University Avenue Bridge