English operator: Panoramio described at URL: https://web.archive.org/web/20161102210950/http://www.panoramio.com/photo/93130376 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028071244/http://www.panoramio.com/photo/102513886 determination method:...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029180730/http://www.panoramio.com/photo/102747060 determination method...