Lassen 2009, Day 3 - Bumpass Hell
We hiked to Bumpass Hell, which is a geothermal area with hot springs & mud pots similar to what you would find in Yellowstone. The trail head is near Emerald Lake and Lake Helen, and the hike itself includes vistas of mountains and valleys.
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Vent filled with brilliant yellow sulfur crystals, with steam vent and hillside behind it. At Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
Vent filled with brilliant yellow sulfur crystalswith steam vent and hillside behind it. At Bumpass Hell 972009Bumpass Hell TrailLassen NP September 72009 Lassen Volcanic National ParkCA
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