Colorful deposits in Bumpass Hell thermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo1503.html Sulphur works thermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo1502.html Red cracked mud next to Boiling Springs Lake. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57331.html Boiling Springs Lake and Lassen Peak. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57323.html Devils Kitchen geothermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57319.html Boiling Springs Lake, Warner Valley. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57328.html Hot Springs Creek, afternoon. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57310.html Colorful rocks in steam vent, Devils Kitchen. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57311.html Mud pot, Devils Kitchen. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57316.html Shore of Boiling Springs Lake. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57327.html Ground close-up of sulfure deposits and mud. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57253.html Devils Kitchen hydrothermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57313.html Sulfur deposits next to Hot Springs Creek. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57304.html Trees and cracked mud, Boiling Springs Lake. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57326.html Boiling mud pot and colorful mineral deposits. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57314.html Turquoise pool in Bumpass Hell thermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo1516.html Boiling mudpot, Sulphur Works. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57254.html Hot Springs Creek, Devils Kitchen. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57305.html Close-up of rocks with red and yellow deposits, Devils Kitchen. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57312.html Green pool in Bumpass Hell thermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo1504.html Hill with mineral deposits, Sulphur Works. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57255.html Boiling Springs Lake with long shadows in late afternoon. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57325.html Mud cauldrons and fumeroles in Bumpass Hell thermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo1508.html Rocks with sulphur deposits and steam vent. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57308.html Shadows in Boiling Springs Lake and Lassen Peak. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57324.html Colorful deposits and turquoise pool in Bumpass Hell thermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo1507.html Colorful deposits in Bumpass Hell thermal area, early summer. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo1505.html Boiling Springs Lake. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57329.html Red earth and greenish waters of Boiling Springs Lake. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57330.html Thermal pool in Bumpass Hell thermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo1506.html Fumaroles, Devils Kitchen. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57309.html Bumpass Hell thermal area. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo1501.html Stream and fumaroles, Devils Kitchen. Lassen Volcanic National Park, California, USA. http://www.terragalleria.com/parks/np-image.lavo57315.html