English operator: Panoramio described at URL: https://web.archive.org/web/20161031105242/http://www.panoramio.com/photo/113925134...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030175013/http://www.panoramio.com/photo/113924929...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102033049/http://www.panoramio.com/photo/113924932...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102033402/http://www.panoramio.com/photo/113924937 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102053647/http://www.panoramio.com/photo/113925010...