The Science Behind Mega Tsunamis (Disaster Zone)

Earth -- it's a disaster zone!For thousands of years, Earth has been awash with mega tsunamis that surge across its surface, destroying everything in their paths. But what causes these awesome forces of nature and where in the world are they most likely to occur? Discover the science behind mega tsunamis, the world's worst-ever tsunami disasters, and the technology that scientists are using to help prevent devastating tsunamis of the future.