English operator: Panoramio described at URL: https://web.archive.org/web/20161028180258/http://www.panoramio.com/photo/90646230 determination method...
archive.org/web/20161029041756/http://www.panoramio.com/user/861544?with_photo_id=109896558 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161029053222/http://www.panoramio.com/user/861544?with_photo_id=109934740 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161103190218/http://www.panoramio.com/user/6101537?with_photo_id=130106574 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161103111241/http://www.panoramio.com/user/6101537?with_photo_id=130106533 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161031131618/http://www.panoramio.com/user/6101537?with_photo_id=112983805 operator: Panoramio described at URL: https://web.archive...