English operator: Panoramio described at URL: https://web.archive.org/web/20161031201723/http://www.panoramio.com/photo/113983739 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102195619/http://www.panoramio.com/photo/116861341...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102120807/http://www.panoramio.com/photo/118771896...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030222117/http://www.panoramio.com/photo/113883013...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101151109/http://www.panoramio.com/photo/114039867...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031100040/http://www.panoramio.com/photo/114252308...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102001731/http://www.panoramio.com/photo/114458839...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031165219/http://www.panoramio.com/photo/114404344...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102150005/http://www.panoramio.com/photo/114098902...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031135701/http://www.panoramio.com/photo/115964751...