English operator: Panoramio described at URL: https://web.archive.org/web/20161024214843/http://www.panoramio.com/photo/83491002...
English operator: Panoramio described at URL: https://web.archive.org/web/20161113174522/http://www.panoramio.com/photo/41981700...
archive.org/web/20161029054241/http://www.panoramio.com/user/163555?with_photo_id=109061449 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161021053915/http://www.panoramio.com/user/3451733?with_photo_id=60310416 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103172112/http://www.panoramio.com/photo/133721166 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029164802/http://www.panoramio.com/photo/106171600...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030123142/http://www.panoramio.com/photo/106171704...
archive.org/web/20161102081609/http://www.panoramio.com/user/3759609?with_photo_id=30217512 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161029182253/http://www.panoramio.com/user/1632657?with_photo_id=102726157 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161030220320/http://www.panoramio.com/user/1632657?with_photo_id=95688521 operator: Panoramio described at URL: https://web.archive...