English operator: Panoramio described at URL: https://web.archive.org/web/20161016140011/http://www.panoramio.com/photo/48597920...
English operator: Panoramio described at URL: https://web.archive.org/web/20161020034530/http://www.panoramio.com/photo/19754305...
archive.org/web/20161020060221/http://www.panoramio.com/user/2877574?with_photo_id=19805534 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161023180109/http://www.panoramio.com/photo/62171468...
panoramio.com/user/12239?with_photo_id=49078739 operator: Panoramio described at URL: https://web.archive.org/web/20161016225442/http://www.panoramio...
archive.org/web/20161017122018/http://www.panoramio.com/user/4074187?with_photo_id=40452828 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161114122718/http://www.panoramio.com/photo/49054324...
English operator: Panoramio described at URL: https://web.archive.org/web/20161016204326/http://www.panoramio.com/photo/49030312...
English operator: Panoramio described at URL: https://web.archive.org/web/20161114120139/http://www.panoramio.com/photo/49051880...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019190313/http://www.panoramio.com/photo/52824701 determination method:...