English operator: Panoramio described at URL: https://web.archive.org/web/20161027054337/http://www.panoramio.com/photo/85740682 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029231708/http://www.panoramio.com/photo/90150643 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161026215757/http://www.panoramio.com/photo/84006065...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025052150/http://www.panoramio.com/photo/88760740 determination method...