archive.org/web/20161021055001/http://www.panoramio.com/user/969909?with_photo_id=56847262 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012025210/http://www.panoramio.com/photo/11345757 determination method...
archive.org/web/20161015170659/http://www.panoramio.com/user/3057152?with_photo_id=37444592 operator: Panoramio described at URL: https://web.archive...