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Saison 4
Date de diffusion
Jan 28, 2020
This Oregon landmark is now traced back to super-volcanic explosions related to the Yellowstone Hot Spot.
This Oregon landmark is now traced back to super-volcanic explosions related to the Yellowstone Hot Spot.
Date de diffusion
Jan 28, 2020
Thirty feet of volcanic ash in Washington’s Saddle Mountains fell out of the sky from a Super Volcano explosion south of Boise, Idaho.
Thirty feet of volcanic ash in Washington’s Saddle Mountains fell out of the sky from a Super Volcano explosion south of Boise, Idaho.
Date de diffusion
Jan 28, 2020
Palm trees in the center of Washington state? Yes, if you’re willing to go back 55 million years, when the Northwest was hot and humid.
Palm trees in the center of Washington state? Yes, if you’re willing to go back 55 million years, when the Northwest was hot and humid.
Date de diffusion
Jan 28, 2020
This gorgeous mountain is not volcanic, but the accumulation of millions of years of ocean sediment pushed into a dazzling mountain range.
This gorgeous mountain is not volcanic, but the accumulation of millions of years of ocean sediment pushed into a dazzling mountain range.
Date de diffusion
Jan 28, 2020
We’ll explore the third longest lava tube in the nation. Red hot lava built this cave during a massive explosion on Mt St Helens 2000 years ago.
We’ll explore the third longest lava tube in the nation. Red hot lava built this cave during a massive explosion on Mt St Helens 2000 years ago.
Date de diffusion
Jan 28, 2020
Fly into the 1980 crater of Mt. St. Helens and learn how volcanic forces are building a new lava dome as geologists train for the next volcanic eruption around the Pacific Rim.
Fly into the 1980 crater of Mt. St. Helens and learn how volcanic forces are building a new lava dome as geologists train for the next volcanic eruption around the Pacific Rim.
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