English operator: Panoramio described at URL: https://web.archive.org/web/20161101073847/http://www.panoramio.com/photo/122594972...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031055955/http://www.panoramio.com/photo/122644058...
operator: Panoramio described at URL: https://web.archive.org/web/20161102213145/http://www.panoramio.com/photo/122573870 determination method: SHA-1...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103091009/http://www.panoramio.com/photo/132915211...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025134316/http://www.panoramio.com/photo/78137269 determination method...
archive.org/web/20161025103033/http://www.panoramio.com/user/828011?with_photo_id=78137158 operator: Panoramio described at URL: https://web.archive...