As he watched the mushroom cloud form at the first atomic-bomb test in July 1945, physicist J. Robert Oppenheimer recalled a line from the Bhagavad Gita: “Now I am become Death, the destroyer of worlds.”

For a 2005 British TV program, a full-size replica of the House of Lords was built in order to determine what damage would have been done had Guy Fawkes ignited the explosives during the Gunpowder Plot of 1605. Everyone in the House, including King James I, and anyone within about three hundred feet, would have died.