English operator: Panoramio described at URL: https://web.archive.org/web/20161021113138/http://www.panoramio.com/photo/51530387 determination method...
archive.org/web/20161024184340/http://www.panoramio.com/user/163555?with_photo_id=77799775 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161023170613/http://www.panoramio.com/user/644221?with_photo_id=50838536 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161023120520/http://www.panoramio.com/user/3846536?with_photo_id=59751858 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161103135658/http://www.panoramio.com/user/6814993?with_photo_id=132911593 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161021013334/http://www.panoramio.com/user/3773936?with_photo_id=57559541 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102032455/http://www.panoramio.com/user/7771407?with_photo_id=128621704 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102181228/http://www.panoramio.com/user/7707653?with_photo_id=111409224 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161030131047/http://www.panoramio.com/user/8232279?with_photo_id=105030417 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161031031437/http://www.panoramio.com/user/4784666?with_photo_id=113044175 operator: Panoramio described at URL: https://web.archive...