Tsar Bomba ( RDS-220) H-bomb

The 50 megaton yield nuclear bomb, Big Ivan (Tsar bomba) tested on October 30, 1961. Known as the largest nuclear detonation in human history and one of the only 3 stage bombs, Tsar bomba accounts for about 5-10% of energy released of all nuclear bombs during the Cold war. Gemini promo: https://www.gemini.com/share/wez59xq3e