Panorama 3010_blended_fused_pregamma_1_mantiuk06_contrast_mapping_0.1_saturation_factor_0.8_detail_factor_1 by Bob Bruhin Via Flickr: John Heinz National Wildlife Refuge at Tinicum8601 Lindbergh BlvdPhiladelphia, PACopyright 2016, Bob Bruhin. All rights reserved. (prints via fork.cc/2e3PGGD) (Source: https://www.flickr.com/)