English operator: Panoramio described at URL: https://web.archive.org/web/20161023220943/http://www.panoramio.com/photo/54546403...
English heading: 135 degree operator: Panoramio described at URL: https://web.archive.org/web/20161022095736/http://www.panoramio.com/photo/54546577...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024001133/http://www.panoramio.com/photo/54546428...
archive.org/web/20161019145029/http://www.panoramio.com/user/1699605?with_photo_id=54545996 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161031042608/http://www.panoramio.com/user/6320562?with_photo_id=118924872 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023175709/http://www.panoramio.com/photo/66600369 determination method:...
archive.org/web/20161016121847/http://www.panoramio.com/user/5255536?with_photo_id=44283950 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029143532/http://www.panoramio.com/photo/91970148...
archive.org/web/20161101193521/http://www.panoramio.com/user/8427604?with_photo_id=124647557 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102092243/http://www.panoramio.com/user/8427604?with_photo_id=124647661 operator: Panoramio described at URL: https://web.archive...