English operator: Panoramio described at URL: https://web.archive.org/web/20161023182628/http://www.panoramio.com/photo/61529890...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028053647/http://www.panoramio.com/photo/95369758...
archive.org/web/20161026191334/http://www.panoramio.com/user/967090?with_photo_id=74322670 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102064743/http://www.panoramio.com/photo/128862324...
English operator: Panoramio described at URL: https://web.archive.org/web/20161016223026/http://www.panoramio.com/photo/48174894...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028214712/http://www.panoramio.com/photo/90058604 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161010124214/http://www.panoramio.com/photo/438311...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027203353/http://www.panoramio.com/photo/95368583...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028160819/http://www.panoramio.com/photo/95369671...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029214426/http://www.panoramio.com/photo/95369773...