English operator: Panoramio described at URL: https://web.archive.org/web/20161028172041/http://www.panoramio.com/photo/92127915...
Panoramio described at URL: https://web.archive.org/web/20161103172036/http://www.panoramio.com/photo/130511011 determination method or standard: SHA-1...
operator: Panoramio described at URL: https://web.archive.org/web/20161028012531/http://www.panoramio.com/photo/105790425 determination method: SHA-1...