archive.org/web/20161103074655/http://www.panoramio.com/user/4037857?with_photo_id=130147909 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161022092512/http://www.panoramio.com/user/4732843?with_photo_id=67343404 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161030120928/http://www.panoramio.com/user/4752073?with_photo_id=95087920 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019174454/http://www.panoramio.com/photo/59717335 determination method...
archive.org/web/20161028192846/http://www.panoramio.com/user/2998161?with_photo_id=106473238 operator: Panoramio described at URL: https://web.archive...