World's Largest Panoramic Photo Measures in at 320 GigapixelsThe BT Tower of London is the site of the newest world record holder for panoramic photos. 48,640 images were stitched together to make this massive shot, which would be right around the size of Buckingham Palace if it were printed out.
The crew used seven Canon 7Ds, each of which sported a EF 400mm f/2.8L IS II USM lens and an Extender EF 2x III teleconverter. Finally, each camera was attached to a Rodeon VR Head ST for the automation.
Check out the full panorama here.