English operator: Panoramio described at URL: https://web.archive.org/web/20161102162606/http://www.panoramio.com/photo/25726071...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101001051/http://www.panoramio.com/photo/129864458...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031041424/http://www.panoramio.com/photo/124978124...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031035418/http://www.panoramio.com/photo/117112940...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030144727/http://www.panoramio.com/photo/124978167...
operator: Panoramio described at URL: https://web.archive.org/web/20161031040952/http://www.panoramio.com/photo/117633856 determination method: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161031041207/http://www.panoramio.com/photo/117633858 determination method or standard: SHA-1...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031041201/http://www.panoramio.com/photo/117633857 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103022353/http://www.panoramio.com/photo/117633860...
operator: Panoramio described at URL: https://web.archive.org/web/20161102060425/http://www.panoramio.com/photo/110142015 determination method: SHA-1...