English operator: Panoramio described at URL: https://web.archive.org/web/20161028012644/http://www.panoramio.com/photo/93479454...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030214609/http://www.panoramio.com/photo/123586706...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025224746/http://www.panoramio.com/photo/78327727...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031205740/http://www.panoramio.com/photo/123594884 determination method...
archive.org/web/20161029000006/http://www.panoramio.com/user/1770775?with_photo_id=97701458 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161029142500/http://www.panoramio.com/user/1770775?with_photo_id=97701676 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161020050311/http://www.panoramio.com/user/1354792?with_photo_id=59232028 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161031033401/http://www.panoramio.com/user/6358532?with_photo_id=111985375 operator: Panoramio described at URL: https://web.archive...