English operator: Panoramio described at URL: https://web.archive.org/web/20161101001150/http://www.panoramio.com/photo/121936950...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031154411/http://www.panoramio.com/photo/124848154...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031151813/http://www.panoramio.com/photo/124848931...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101060150/http://www.panoramio.com/photo/124849127...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102165805/http://www.panoramio.com/photo/124849280...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102223154/http://www.panoramio.com/photo/124849615...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030184517/http://www.panoramio.com/photo/124848747...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030182749/http://www.panoramio.com/photo/124848552...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101235248/http://www.panoramio.com/photo/124848575...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031083012/http://www.panoramio.com/photo/124848473 determination method...