English operator: Panoramio described at URL: https://web.archive.org/web/20161027190235/http://www.panoramio.com/photo/98608298...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030093530/http://www.panoramio.com/photo/98607690...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031182554/http://www.panoramio.com/photo/113986184...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023223513/http://www.panoramio.com/photo/51767667...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031100312/http://www.panoramio.com/photo/116415276...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102123536/http://www.panoramio.com/photo/105160851...
archive.org/web/20161022081156/http://www.panoramio.com/user/5239458?with_photo_id=66329337 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161023014435/http://www.panoramio.com/user/3057152?with_photo_id=53692862 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102123726/http://www.panoramio.com/photo/105160853 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030182954/http://www.panoramio.com/photo/105160847...