Huge Underground Nuclear Explosion - Chagan

Please visit my channel @ Chagan was a Soviet underground nuclear test conducted at the Semipalatinsk Test Site on January 15, 1965. Chagan was the first and largest of the 124 detonations in the Nuclear Explosions for the National Economy program, designed to produce peaceful nuclear explosions (PNEs) for earth-moving purposes. The concept of using PNEs to create artificial lakes, harbors and canals was modeled after a United States program, Operation Plowshare, which c