English operator: Panoramio described at URL: https://web.archive.org/web/20161025155357/http://www.panoramio.com/photo/81012999...
Panoramio described at URL: https://web.archive.org/web/20161103203141/http://www.panoramio.com/photo/130119193 determination method or standard: SHA-1...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101215159/http://www.panoramio.com/photo/110911456...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027021910/http://www.panoramio.com/photo/84389858 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103185155/http://www.panoramio.com/photo/130511002 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025044321/http://www.panoramio.com/photo/74977726...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024150154/http://www.panoramio.com/photo/74977732...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021032137/http://www.panoramio.com/photo/55622808...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025095541/http://www.panoramio.com/photo/84389979...
archive.org/web/20161028003111/http://www.panoramio.com/user/4678999?with_photo_id=92127734 operator: Panoramio described at URL: https://web.archive...