DescriptionLondon Greenwich Observatory - panoramio.jpg London Greenwich Observatory Date Taken on 24 June 2010 Source https://web.archive...
archive.org/web/20161015044320/http://www.panoramio.com/user/3298094?with_photo_id=34255167 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161015052701/http://www.panoramio.com/user/2324749?with_photo_id=38063118 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161014155231/http://www.panoramio.com/user/3298094?with_photo_id=34257431 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021083935/http://www.panoramio.com/photo/50826792...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021171457/http://www.panoramio.com/photo/50826802 determination method...
archive.org/web/20161030000944/http://www.panoramio.com/user/654719?with_photo_id=101448795 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021171559/http://www.panoramio.com/photo/50826809...
English operator: Panoramio described at URL: https://web.archive.org/web/20161025130324/http://www.panoramio.com/photo/72286138...
archive.org/web/20161015023904/http://www.panoramio.com/user/930113?with_photo_id=39571213 operator: Panoramio described at URL: https://web.archive...
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