Supervolcanoes
Show: Secrets of the Universe --> Season: 1 - Season 1
AirDate: 2/12/2013
Runtime: 25
Voting: 0 (0)

Overview: Look back at rare classes of eruptions that have marshaled the energy that lurks, like a sleeping dragon, beneath the surface of planet earth. The program moves beyond earth to explore the impact of giant volcanic eruptions around our solar system.