English operator: Panoramio described at URL: https://web.archive.org/web/20161102175407/http://www.panoramio.com/photo/126107134 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102222807/http://www.panoramio.com/photo/126106995...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031094057/http://www.panoramio.com/photo/126107046...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101044035/http://www.panoramio.com/photo/126107096...