English operator: Panoramio described at URL: https://web.archive.org/web/20161101161805/http://www.panoramio.com/photo/121164927...
English Tower Core close to Munster Court, Great Tower Street, City of London (possibly core for 20 Fenchurch Street the 'Walkie Talkie' building) operator:...
English operator: Panoramio described at URL: https://web.archive.org/web/20161019170549/http://www.panoramio.com/photo/50811478...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028072159/http://www.panoramio.com/photo/100837655...
archive.org/web/20161030142421/http://www.panoramio.com/user/1812155?with_photo_id=129624572 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161009231429/http://www.panoramio.com/photo/7012172...
Panoramio described at URL: https://web.archive.org/web/20161029184136/http://www.panoramio.com/photo/90780284 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161017173609/http://www.panoramio.com/photo/49410828 determination method or standard: SHA-1...
archive.org/web/20161027003224/http://www.panoramio.com/user/4751889?with_photo_id=76181305 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161011223040/http://www.panoramio.com/photo/6990519...