English operator: Panoramio described at URL: https://web.archive.org/web/20161031141845/http://www.panoramio.com/photo/110298906...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025202558/http://www.panoramio.com/photo/73577358...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031141801/http://www.panoramio.com/photo/114874792...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101200147/http://www.panoramio.com/photo/110022437 determination method...
panoramio.com/user/571978?with_photo_id=2783245 operator: Panoramio described at URL: https://web.archive.org/web/20161010040954/http://www.panoramio...
archive.org/web/20161019165335/http://www.panoramio.com/user/5758309?with_photo_id=50845123 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161019172006/http://www.panoramio.com/user/6055616?with_photo_id=63269416 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161026101346/http://www.panoramio.com/user/4081300?with_photo_id=84757190 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161021164517/http://www.panoramio.com/user/5758309?with_photo_id=50845101 operator: Panoramio described at URL: https://web.archive...
panoramio.com/user/207803?with_photo_id=1351985 operator: Panoramio described at URL: https://web.archive.org/web/20161011025758/http://www.panoramio...