English operator: Panoramio described at URL: https://web.archive.org/web/20161014101341/http://www.panoramio.com/photo/28704544...
English operator: Panoramio described at URL: https://web.archive.org/web/20161014075933/http://www.panoramio.com/photo/29472614...
archive.org/web/20161025124117/http://www.panoramio.com/user/7380042?with_photo_id=85124820 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161014035404/http://www.panoramio.com/user/3263248?with_photo_id=28705170 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101194910/http://www.panoramio.com/photo/123890597...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101184330/http://www.panoramio.com/photo/123454625 determination method...
archive.org/web/20161027205213/http://www.panoramio.com/user/5317517?with_photo_id=105755406 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161030012543/http://www.panoramio.com/user/6647071?with_photo_id=100821846 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028034103/http://www.panoramio.com/user/6647071?with_photo_id=105471489 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028034049/http://www.panoramio.com/user/6647071?with_photo_id=105471483 operator: Panoramio described at URL: https://web.archive...