English operator: Panoramio described at URL: https://web.archive.org/web/20161024154058/http://www.panoramio.com/photo/76770892...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019231947/http://www.panoramio.com/photo/54015495...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103103436/http://www.panoramio.com/photo/130898195...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101210807/http://www.panoramio.com/photo/115080333...
Panoramio described at URL: https://web.archive.org/web/20161029104243/http://www.panoramio.com/photo/96681685 determination method or standard: SHA-1...
operator: Panoramio described at URL: https://web.archive.org/web/20161027203609/http://www.panoramio.com/photo/90736830 determination method: SHA-1...
archive.org/web/20161102032439/http://www.panoramio.com/user/551458?with_photo_id=106419219 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161013145637/http://www.panoramio.com/user/3185084?with_photo_id=23449254 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161103164826/http://www.panoramio.com/user/760796?with_photo_id=130898272 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161103103446/http://www.panoramio.com/user/760796?with_photo_id=130898196 operator: Panoramio described at URL: https://web.archive...