panoramio.com/user/727703?with_photo_id=3792667 operator: Panoramio described at URL: https://web.archive.org/web/20161010223308/http://www.panoramio...
archive.org/web/20161015013055/http://www.panoramio.com/user/272354?with_photo_id=37950187 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025153326/http://www.panoramio.com/user/2088115?with_photo_id=22445994 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012115513/http://www.panoramio.com/photo/12804389 determination method...
