English operator: Panoramio described at URL: https://web.archive.org/web/20161102170049/http://www.panoramio.com/photo/110226511...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031090234/http://www.panoramio.com/photo/123811021...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103001051/http://www.panoramio.com/photo/110237459...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102160602/http://www.panoramio.com/photo/110237361...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031195508/http://www.panoramio.com/photo/110237392...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031175729/http://www.panoramio.com/photo/110237178...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031160029/http://www.panoramio.com/photo/110237720...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030231807/http://www.panoramio.com/photo/110237683...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101000641/http://www.panoramio.com/photo/110237522...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102233737/http://www.panoramio.com/photo/110237045 determination method...