English operator: Panoramio described at URL: https://web.archive.org/web/20161025054847/http://www.panoramio.com/photo/80485139...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025220745/http://www.panoramio.com/photo/81364781...
archive.org/web/20161102204825/http://www.panoramio.com/user/661744?with_photo_id=108746657 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161013092523/http://www.panoramio.com/user/2539425?with_photo_id=17959775 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027082702/http://www.panoramio.com/photo/80491365 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027073212/http://www.panoramio.com/photo/23295073...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025071154/http://www.panoramio.com/photo/80492201 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024220135/http://www.panoramio.com/photo/80490335 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024164927/http://www.panoramio.com/photo/80491277...
English operator: Panoramio described at URL: https://web.archive.org/web/20161026234211/http://www.panoramio.com/photo/80485919 determination method...