English operator: Panoramio described at URL: https://web.archive.org/web/20161027024614/http://www.panoramio.com/photo/75919088...
archive.org/web/20161031193034/http://www.panoramio.com/user/7911290?with_photo_id=117528894 operator: Panoramio described at URL: https://web.archive...
on the River Thames in London operator: Panoramio described at URL: https://web.archive.org/web/20161103093344/http://www.panoramio.com/photo/131903166...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030055040/http://www.panoramio.com/photo/96486727...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102092131/http://www.panoramio.com/photo/117528507...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102145711/http://www.panoramio.com/photo/117528356...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029045427/http://www.panoramio.com/photo/104378110...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031152021/http://www.panoramio.com/photo/128345589...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030034358/http://www.panoramio.com/photo/96486802...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102092123/http://www.panoramio.com/photo/117528505 determination method...