English operator: Panoramio described at URL: https://web.archive.org/web/20161025062721/http://www.panoramio.com/photo/89816561 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161026025807/http://www.panoramio.com/photo/88478465 determination method:...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028035031/http://www.panoramio.com/photo/97292839 determination method...