English operator: Panoramio described at URL: https://web.archive.org/web/20161026074325/http://www.panoramio.com/photo/88542113...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103055201/http://www.panoramio.com/photo/131860873...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102211001/http://www.panoramio.com/photo/97498494...
archive.org/web/20161021153239/http://www.panoramio.com/user/1100550?with_photo_id=61861696 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161028131751/http://www.panoramio.com/user/4372143?with_photo_id=96617810 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102015456/http://www.panoramio.com/user/1100550?with_photo_id=116857609 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029153603/http://www.panoramio.com/photo/91048263...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023120747/http://www.panoramio.com/photo/63911025...
archive.org/web/20161030144248/http://www.panoramio.com/user/4037653?with_photo_id=112627984 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019183808/http://www.panoramio.com/photo/64972790 determination method...