archive.org/web/20161030084915/http://www.panoramio.com/user/7191705?with_photo_id=100277713 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161015012751/http://www.panoramio.com/user/141827?with_photo_id=39401989 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161015075759/http://www.panoramio.com/photo/31131006 determination method...
archive.org/web/20161016215915/http://www.panoramio.com/user/5494478?with_photo_id=47678388 operator: Panoramio described at URL: https://web.archive...
