English operator: Panoramio described at URL: https://web.archive.org/web/20161022214110/http://www.panoramio.com/photo/52146568...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024003811/http://www.panoramio.com/photo/61331810...
English operator: Panoramio described at URL: https://web.archive.org/web/20161018002805/http://www.panoramio.com/photo/44943522...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019172158/http://www.panoramio.com/photo/61331825...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020082552/http://www.panoramio.com/photo/61331362...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023215840/http://www.panoramio.com/photo/61331876...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020000802/http://www.panoramio.com/photo/61331786 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023235734/http://www.panoramio.com/photo/61331416...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020212845/http://www.panoramio.com/photo/61331340...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102133345/http://www.panoramio.com/photo/120095016...