all footage of detonations were by UK all footage has been restored for better quality to subscribe this channel for more nuclear testing footage. More information : Support paranormal world,. More information : Support paranormal world, donate any amount send via : Paypal at: . Documentary: TSAR Bomb and Thermonuclear Warhead - - The largest nuclear bomb ever tested.. October 30, 1961. The Tsar Bomb.. Soviet era 50 megaton = 50 millions tons of TNT. Total destruction.