Panoramio described at URL: https://web.archive.org/web/20161031221337/http://www.panoramio.com/photo/121078553 determination method or standard: SHA-1...
operator: Panoramio described at URL: https://web.archive.org/web/20161103184821/http://www.panoramio.com/photo/133950524 determination method: SHA-1...
operator: Panoramio described at URL: https://web.archive.org/web/20161029192040/http://www.panoramio.com/photo/108775049 determination method: SHA-1...