English operator: Panoramio described at URL: https://web.archive.org/web/20161013215132/http://www.panoramio.com/photo/26683127...
English operator: Panoramio described at URL: https://web.archive.org/web/20161013194420/http://www.panoramio.com/photo/26683858...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021014728/http://www.panoramio.com/photo/56002676...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028153559/http://www.panoramio.com/photo/101615458...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021014626/http://www.panoramio.com/photo/56002671...
English operator: Panoramio described at URL: https://web.archive.org/web/20161027173850/http://www.panoramio.com/photo/106945643...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031050855/http://www.panoramio.com/photo/123088139...
English operator: Panoramio described at URL: https://web.archive.org/web/20161014090133/http://www.panoramio.com/photo/27999039...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020075327/http://www.panoramio.com/photo/56003158 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101194916/http://www.panoramio.com/photo/113929693...