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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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Yellow sulfur on the ground, a milky blue pool, and steam plumes rising from vents at Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
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Yellow sulfur on the ground, a milky blue pool, and steam plumes rising from vents at Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)

Yellow sulfur on the grounda milky blue pooland steam plumes rising from vents at Bumpass Hell 972009Bumpass Hell TrailLassen NP September 72009 Lassen Volcanic National ParkCA

From Lassen 2009 - Complete Trip

  • Alpine valley, hills, and trees seen to the south of the vista viewpoint on the trail (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Sign describing Mt. Tehma and giving a profile map of the peaks visible from the vista viewpoint on the trail (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Sign describing Mt. Tehma and giving a profile map of the peaks visible from the vista viewpoint on the trail (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Sign describing Mt. Tehma and giving a profile map of the peaks visible from the vista viewpoint on the trail (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • A field of purple lupine flowers (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Sign describing how Bumpass Hell got its name (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Overall view of Bumpass Hell with its blue pools, steam, and boardwalks (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Overall view of Bumpass Hell with its blue pools, steam, and boardwalks (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Visitors on the boardwalk viewing platform looking at the steam pouring from Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Visitors on the boardwalk viewing platform looking at the steam pouring from Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Steam plumes rising in the air at Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Yellow sulfur on the ground, a milky blue pool, and steam plumes rising from vents at Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • People on the boardwalk looking at the yellow sulfur on the ground, a milky blue pool, and steam plumes rising from vents at Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • Yellow sulfur on the ground and a milky blue pool at Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • The yellow sulfur on the ground, a milky blue pool, and steam plumes rising from vents at Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • The boardwalk running through Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • "One Furnace, One System" sign for Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • "Sulfur Link" sign for Bumpass Hell (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • View up the Bumpass Hell valley with white, yellow, & orange ground, a blue pool, and steam (9/7/2009, Bumpass Hell Trail, Lassen NP)
  • View up the Bumpass Hell valley with white, yellow, & orange ground, a blue pool, and steam (9/7/2009, Bumpass Hell Trail, Lassen NP)
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