James Crawford discusses his book Fallen Glory: The Lives and Deaths of History's Greatest Buildings From the Tower of Babel to the Twin Towers, which reveals the history, archaeology and stories behind some of world’s most iconic buildings and the people who inhabited them, from the dawn of civilization to today. He explores structures from the deserts of Iraq and the plains of Mongolia, to the cities of Jerusalem, Istanbul, Paris, Rome, London and New York. Note: This segment originally aired on March 13, 2017.