English operator: Panoramio described at URL: https://web.archive.org/web/20161031173635/http://www.panoramio.com/photo/122206478...
archive.org/web/20161101134906/http://www.panoramio.com/user/1275365?with_photo_id=121957456 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031062450/http://www.panoramio.com/photo/122206527...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028165735/http://www.panoramio.com/photo/109905318...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031062446/http://www.panoramio.com/photo/122206524...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028081149/http://www.panoramio.com/photo/109905306 determination method...
archive.org/web/20161016141336/http://www.panoramio.com/user/3879746?with_photo_id=42849186 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025163313/http://www.panoramio.com/user/6466176?with_photo_id=76080359 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161013155325/http://www.panoramio.com/user/2095069?with_photo_id=28651819 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102182627/http://www.panoramio.com/user/1964499?with_photo_id=55654028 operator: Panoramio described at URL: https://web.archive...