Panoramio described at URL: https://web.archive.org/web/20161014192951/http://www.panoramio.com/photo/39099224 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161015133317/http://www.panoramio.com/photo/39099232 determination method or standard: SHA-1...
operator: Panoramio described at URL: https://web.archive.org/web/20161017091100/http://www.panoramio.com/photo/46983716 determination method: SHA-1...