English operator: Panoramio described at URL: https://web.archive.org/web/20161022034700/http://www.panoramio.com/photo/54737349 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020073844/http://www.panoramio.com/photo/64936294...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020084515/http://www.panoramio.com/photo/55161232...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021101740/http://www.panoramio.com/photo/55867599...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102205126/http://www.panoramio.com/photo/55866034...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023035153/http://www.panoramio.com/photo/64936301...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019193924/http://www.panoramio.com/photo/55865955...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023180323/http://www.panoramio.com/photo/63038051...