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English operator: Panoramio described at URL: https://web.archive.org/web/20161013072401/http://www.panoramio.com/photo/17673246...
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English operator: Panoramio described at URL: https://web.archive.org/web/20161027001045/http://www.panoramio.com/photo/82445367...
English operator: Panoramio described at URL: https://web.archive.org/web/20161026195327/http://www.panoramio.com/photo/82445334 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025142522/http://www.panoramio.com/photo/82444963...
English operator: Panoramio described at URL: https://web.archive.org/web/20161017104741/http://www.panoramio.com/photo/49393122...