English operator: Panoramio described at URL: https://web.archive.org/web/20161102180432/http://www.panoramio.com/photo/119300973...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031035742/http://www.panoramio.com/photo/119278044...
English operator: Panoramio described at URL: https://web.archive.org/web/20161010051238/http://www.panoramio.com/photo/3571917...
English operator: Panoramio described at URL: https://web.archive.org/web/20161010140929/http://www.panoramio.com/photo/3571814...
archive.org/web/20161020035902/http://www.panoramio.com/user/4328499?with_photo_id=56430587 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031143625/http://www.panoramio.com/photo/128775737 determination method...