English operator: Panoramio described at URL: https://web.archive.org/web/20161024112726/http://www.panoramio.com/photo/79093605...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023151309/http://www.panoramio.com/photo/58115171...
panoramio.com/user/39152?with_photo_id=222277 operator: Panoramio described at URL: https://web.archive.org/web/20161010121243/http://www.panoramio.com/photo/222277...
English operator: Panoramio described at URL: https://web.archive.org/web/20161014053932/http://www.panoramio.com/photo/28562484...
English operator: Panoramio described at URL: https://web.archive.org/web/20161015121712/http://www.panoramio.com/photo/30377558...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012203231/http://www.panoramio.com/photo/11901773 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024093409/http://www.panoramio.com/photo/84201601...
archive.org/web/20161017102718/http://www.panoramio.com/user/926267?with_photo_id=44583191 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161013173117/http://www.panoramio.com/user/3541604?with_photo_id=29068220 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161013032232/http://www.panoramio.com/user/543460?with_photo_id=13602741 operator: Panoramio described at URL: https://web.archive...