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Mount Lassen National Park Steam Vents and Pools The Bumpass Hell area holds many different scenes and has the largest concentration of thermal activity in the park. On to Next SceneHi-Res Pic (169K) Back to Mt. Lassen -- Page 4 |
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Mount Lassen National Park Steam Vents and Pools The Bumpass Hell area holds many different scenes and has the largest concentration of thermal activity in the park. On to Next SceneHi-Res Pic (169K) Back to Mt. Lassen -- Page 4 |