'Supervolcano' Under Yellowstone May Have Planet-Killing PotentialResearchers believe that the Yellowstone volcano could potentially be ready to erupt within the next few decades.
Guide To Yellowstone National ParkRefer to this visitor's guide to Yellowstone National Park - the world's first national park featuring more geysers than any other location in the world.
Discover The West: Sights To BeholdWith a wealth of sweeping natural beauty, the Western United States is blessed with breathtaking vistas, giant Sequoias and thriving lakes and rivers.
Around the World in 60 Minutes - Sunday, June 12thSundays 5 -6 p.m.

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