English operator: Panoramio described at URL: https://web.archive.org/web/20161017105954/http://www.panoramio.com/photo/48610741...
English operator: Panoramio described at URL: https://web.archive.org/web/20161011145827/http://www.panoramio.com/photo/9361415...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028000659/http://www.panoramio.com/photo/95364304 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031091942/http://www.panoramio.com/photo/127756065...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101181118/http://www.panoramio.com/photo/129453632...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030111728/http://www.panoramio.com/photo/95364321...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025173141/http://www.panoramio.com/photo/89084824...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025115404/http://www.panoramio.com/photo/89084775...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102084417/http://www.panoramio.com/photo/127756031...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031162805/http://www.panoramio.com/photo/129171661 determination method...