English operator: Panoramio described at URL: https://web.archive.org/web/20161019155022/http://www.panoramio.com/photo/50609695...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024021707/http://www.panoramio.com/photo/50609687...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020134348/http://www.panoramio.com/photo/51812177...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021073425/http://www.panoramio.com/photo/50664538...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024005125/http://www.panoramio.com/photo/50664258...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023013906/http://www.panoramio.com/photo/50610322 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019183830/http://www.panoramio.com/photo/50609709...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023171829/http://www.panoramio.com/photo/50663423...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023132357/http://www.panoramio.com/photo/50610307...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024003800/http://www.panoramio.com/photo/50664291...