English operator: Panoramio described at URL: https://web.archive.org/web/20161102162204/http://www.panoramio.com/photo/126708112...
English operator: Panoramio described at URL: https://web.archive.org/web/20161009220351/http://www.panoramio.com/photo/7265114...
English operator: Panoramio described at URL: https://web.archive.org/web/20161017124618/http://www.panoramio.com/photo/41457569...
English operator: Panoramio described at URL: https://web.archive.org/web/20161111220756/http://www.panoramio.com/photo/41494793...
panoramio.com/user/43418?with_photo_id=2279821 operator: Panoramio described at URL: https://web.archive.org/web/20161010155739/http://www.panoramio.com/photo/2279821...
panoramio.com/user/70195?with_photo_id=1018081 operator: Panoramio described at URL: https://web.archive.org/web/20161011103748/http://www.panoramio.com/photo/1018081...
archive.org/web/20161020083259/http://www.panoramio.com/user/2994848?with_photo_id=60598304 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025135611/http://www.panoramio.com/photo/87084702...
English operator: Panoramio described at URL: https://web.archive.org/web/20161014231358/http://www.panoramio.com/photo/34846969 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161010191451/http://www.panoramio.com/photo/7265120...