English operator: Panoramio described at URL: https://web.archive.org/web/20161102182428/http://www.panoramio.com/photo/118391269...
archive.org/web/20161027192457/http://www.panoramio.com/user/7406641?with_photo_id=97231620 operator: Panoramio described at URL: https://web.archive...
Panoramio described at URL: https://web.archive.org/web/20161028103116/http://www.panoramio.com/photo/97231642 determination method or standard: SHA-1...