https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/421749
Pittsburgh, Pennslyvania skyline including PPG Place with the spiked roofline to the far left designed by famous architect Philip Johnson.
Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally enhanced by rawpixel.
Public DomainFree CC0 image for Personal and Business use