English operator: Panoramio described at URL: https://web.archive.org/web/20161013012033/http://www.panoramio.com/photo/14495165 determination method...
archive.org/web/20161025001804/http://www.panoramio.com/user/6134183?with_photo_id=84764273 operator: Panoramio described at URL: https://web.archive...