Panoramio described at URL: https://web.archive.org/web/20161031173829/http://www.panoramio.com/photo/118594793 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161031080421/http://www.panoramio.com/photo/118594805 determination method or standard: SHA-1...