English operator: Panoramio described at URL: https://web.archive.org/web/20161024131554/http://www.panoramio.com/photo/89767244 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102213109/http://www.panoramio.com/photo/70887661 determination method:...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102140525/http://www.panoramio.com/photo/86835307 determination method...