English operator: Panoramio described at URL: https://web.archive.org/web/20161016221757/http://www.panoramio.com/photo/44911533 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030131915/http://www.panoramio.com/photo/107585875...
English operator: Panoramio described at URL: https://web.archive.org/web/20161014205838/http://www.panoramio.com/photo/37749938...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028190414/http://www.panoramio.com/photo/104076901...