How Did They Do That?

The totally satisfying answers to more than 100 questions that drive normal people—not to mention infomaniacs and trivia buffs—crazy. Questions about matters great and small, from ancient times to yesterday. Illustrated with illuminating technical drawings and unusual vintage photographs. How did they spend $40 million making Heaven's Gate? How did they decide the length of a mile? How did Beethoven compose when he was deaf? How did they discover the Hope diamond? How did they know the size of t