English operator: Panoramio described at URL: https://web.archive.org/web/20161030180942/http://www.panoramio.com/photo/120847259...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102060943/http://www.panoramio.com/photo/119870086 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031004808/http://www.panoramio.com/photo/119796142...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101015519/http://www.panoramio.com/photo/120846998...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031153349/http://www.panoramio.com/photo/120847199...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031153226/http://www.panoramio.com/photo/120847191...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101213115/http://www.panoramio.com/photo/120847317...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031153324/http://www.panoramio.com/photo/120847193...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101004757/http://www.panoramio.com/photo/120847200...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101005505/http://www.panoramio.com/photo/120847205...