Panoramio described at URL: https://web.archive.org/web/20161029081745/http://www.panoramio.com/photo/96951747 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161029234109/http://www.panoramio.com/photo/96919419 determination method or standard: SHA-1...