English operator: Panoramio described at URL: https://web.archive.org/web/20161029154258/http://www.panoramio.com/photo/93092121 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029173723/http://www.panoramio.com/photo/92183922 determination method...
archive.org/web/20161024000430/http://www.panoramio.com/user/2870057?with_photo_id=55460762 operator: Panoramio described at URL: https://web.archive...
English determination method or standard: SHA-1...
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