Ancient Yellowstone poster
Aired Monday, 21 February 2022· 16 min

Craters of the Moon National Monument is desolate but 2,200 years ago, it was the site of today's Yellowstone Hotspot, known for violent eruptions and huge craters. Constantly shifting due to tectonic activity, will Yellowstone one day resemble this lifeless place...when the Hotspot moves again?

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