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Lassen Volcanic National Parksnowplow moving snow at Bumpass Hell parking area
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Lassen Volcanic National Park
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Did You Know?  

Did You Know?
On the evening of May 14, 1915, incandescant blocks of lava could be seen bouncing down the flanks of Lassen Peak from as far away as the town of Manton, 20 miles to the west.

Last Updated: March 21, 2008 at 14:30 EST