Supervolcano: The Truth About Yellowstone

Part 1 (1x1)

Air date: Mar 13, 2005

Seventy four thousand years ago in Indonesia a gigantic volcanic eruption shook the earth. It blasted a cloud of volcanic ash out to a distance of three thousand kilometres and triggered a global volcanic winter. The crater left behind by this eruption was larger than the City of London. This was no ordinary eruption. IIt was a super eruption. At the time the human race was in it’s infancy with just a few thousand people occupying the Planet. But what if the next super eruption occurred in the heart of a country that is home to three hundred million people?