Making North America - Human

About the Show

NOVA: Documentary series presenting a bold and sweeping biography of the North American continent and how it was formed. From the gold rush to the oil boom, the hidden riches of the North American landscape have helped Americans prosper. But as US cities grow, so do the risks of catastrophic natural disasters, such as the supervolcano under Yellowstone that could one day obliterate half the continent. Part 3 of 3.