archive.org/web/20161019180237/http://www.panoramio.com/user/464287?with_photo_id=68097285 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161020020940/http://www.panoramio.com/user/5244559?with_photo_id=64423543 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161027084018/http://www.panoramio.com/user/5244559?with_photo_id=86599727 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161024035551/http://www.panoramio.com/user/760796?with_photo_id=58842614 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161023172008/http://www.panoramio.com/user/760796?with_photo_id=58842417 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025193944/http://www.panoramio.com/user/760796?with_photo_id=83186796 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161023172000/http://www.panoramio.com/user/760796?with_photo_id=58842414 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024221742/http://www.panoramio.com/photo/87062538 determination method...
described at URL: https://www.flickr.com/photos/gnuckx/3721127046/ operator: Flickr URL: https://live.staticflickr.com/3630/3721127046_e67e26e96c_o.jpg...
ISS-47 Chicago night view.jpg NASA Public Domain...