English operator: Panoramio described at URL: https://web.archive.org/web/20161102075713/http://www.panoramio.com/photo/119604150 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161017234534/http://www.panoramio.com/photo/49714112 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161119211229/http://www.panoramio.com/photo/37396401 determination method:...