Panoramio described at URL: https://web.archive.org/web/20161101182518/http://www.panoramio.com/photo/128179287 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161101191652/http://www.panoramio.com/photo/128179208 determination method or standard: SHA-1...