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/20161101101106/http://www.panoramio.com/photo/129453641...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031215032/http://www.panoramio.com/photo/118950533...
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/20161102183556/http://www.panoramio.com/photo/94223793...
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/20161101182037/http://www.panoramio.com/photo/129453639 determination method...
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/20161102174628/http://www.panoramio.com/photo/127756042...