English operator: Panoramio described at URL: https://web.archive.org/web/20161102135759/http://www.panoramio.com/photo/124978193...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019160322/http://www.panoramio.com/photo/55412098...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102093357/http://www.panoramio.com/photo/124978205...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103062852/http://www.panoramio.com/photo/131170589 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023080506/http://www.panoramio.com/photo/55411490...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020032007/http://www.panoramio.com/photo/55411151 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024030921/http://www.panoramio.com/photo/55413921...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023202044/http://www.panoramio.com/photo/55412759...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021102707/http://www.panoramio.com/photo/55412493...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023175854/http://www.panoramio.com/photo/55411713...