English operator: Panoramio described at URL: https://web.archive.org/web/20161017070452/http://www.panoramio.com/photo/43513870 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161018005237/http://www.panoramio.com/photo/43513847...
English operator: Panoramio described at URL: https://web.archive.org/web/20161017184154/http://www.panoramio.com/photo/43513835...
English operator: Panoramio described at URL: https://web.archive.org/web/20161017130028/http://www.panoramio.com/photo/43513856...