Panorama 2971_blended_fused_pregamma_1_mantiuk06_contrast_mapping_0.1_saturation_factor_0.8_detail_factor_1 by Bob Bruhin
Via Flickr:
Under the Septa Tracks
30th Street Station
30th and Market Streets
Copyright 2015, Bob Bruhin. All rights reserved.(prints via bruhin.us/2bT1YAd)
(Source: http://bruhinb.tumblr.com/)