What makes a supervolcano so super? An explosivity magnitude of EIGHT - the most violent classification. | National Geographic TV

Volcano is a 1997 American disaster film directed by Mick Jackson and produced by Neal H. Moritz and Andrew Z. Davis. The film stars Tommy Lee Jones, Anne Heche, Don Cheadle, and Keith David. Plot: The story of an effort to divert the path of a dangerous lava flow through the streets of Los Angeles following the formation of a volcano at the La Brea Tar Pits. Trivia: This was the second movie of 1997 based on volcanic eruption. The first one, Dante's Peak (1997), is considered to be a more accur