Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Dec 6, 2007
Seattle sits on the type of ground that would amplify the effects of an earthquake. Scientists can't offer a firm prediction when the next one will happen...only the certainty that it will. ➡ Subscribe: http://bit.ly/NatGeoSubscribe
About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible.