English operator: Panoramio described at URL: https://web.archive.org/web/20161029212708/http://www.panoramio.com/photo/107956862...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103192751/http://www.panoramio.com/photo/133740730...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101164658/http://www.panoramio.com/photo/127982944...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028150346/http://www.panoramio.com/photo/107956858...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028161452/http://www.panoramio.com/photo/107816648...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030001628/http://www.panoramio.com/photo/107816744...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028150224/http://www.panoramio.com/photo/107956853...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029212933/http://www.panoramio.com/photo/107956865...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028150302/http://www.panoramio.com/photo/107956855...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102025358/http://www.panoramio.com/photo/119112122 determination method...