English operator: Panoramio described at URL: https://web.archive.org/web/20161031180643/http://www.panoramio.com/photo/115843870...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031002015/http://www.panoramio.com/photo/115843885...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030141443/http://www.panoramio.com/photo/116715620 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101150353/http://www.panoramio.com/photo/116715684...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031040155/http://www.panoramio.com/photo/116715651...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031180748/http://www.panoramio.com/photo/115843878...