English operator: Panoramio described at URL: https://web.archive.org/web/20161015075532/http://www.panoramio.com/photo/38171239...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020090350/http://www.panoramio.com/photo/54930703...
English operator: Panoramio described at URL: https://web.archive.org/web/20161014235059/http://www.panoramio.com/photo/38211694...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024020125/http://www.panoramio.com/photo/54614726 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161026185538/http://www.panoramio.com/photo/72433290...
archive.org/web/20161014203151/http://www.panoramio.com/user/4310990?with_photo_id=38161937 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028020457/http://www.panoramio.com/user/7648774?with_photo_id=90770525 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161014170200/http://www.panoramio.com/user/4310990?with_photo_id=38210573 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161015054524/http://www.panoramio.com/user/4310990?with_photo_id=38208965 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161014233802/http://www.panoramio.com/user/1547892?with_photo_id=31398192 operator: Panoramio described at URL: https://web.archive...