English operator: Panoramio described at URL: https://web.archive.org/web/20161029133655/http://www.panoramio.com/photo/92501604...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030234205/http://www.panoramio.com/photo/123270463 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028003638/http://www.panoramio.com/photo/108216209...
English operator: Panoramio described at URL: https://web.archive.org/web/20161011093432/http://www.panoramio.com/photo/2566664...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102123419/http://www.panoramio.com/photo/108216039...
archive.org/web/20161025072400/http://www.panoramio.com/user/2299690?with_photo_id=81977457 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025072349/http://www.panoramio.com/user/2299690?with_photo_id=81977451 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025135634/http://www.panoramio.com/user/2299690?with_photo_id=81977465 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161011211427/http://www.panoramio.com/photo/7853872...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012102710/http://www.panoramio.com/photo/15644507...