A terrifying map reveals the areas of the UK that would ... from Enfield in the north to Croydon in the south. A massive Tsar Bomba - the largest nuclear weapon ever designed - would completely ...

The Tsar Bomba is the most powerful weapon ever designed ... damage 'Castle Bravo' would wreak on Los Angeles Terrifying map ...

And all this came from a 1.4 megaton bomb. Tsar Bomba, which was the largest nuclear bomb that has ever been detonated, was 50 megatons. So what would happen if we detonated that above the United ...