The British Vulcan B2 bomber was a marvel of Cold War aviation capable of flying above 50,000 feet at speeds exceeding 600 miles per hour, it represented the pinnacle of strategic bombing technology ...
Armed with Olympus 301 engines and Blue Steel missiles, the Vulcan B2 reached 53,000 feet and carried 1.1 megaton warheads. But this nuclear behemoth was retired almost as fast as it was deployed.