 Lassen Peak over Lake Helen in Lassen Volcanic National Park |
 Brokeoff Mountain (9235 ft) and Mount Diller (9087 ft) in Lassen Volcanic National Park |
 Lassen Peak as seen from Upper Kings Creek Meadow in Lassen Volcanic National Park |
 Brokeoff Mountain and Mount Diller in Lassen Volcanic National Park |
 Lassen Peak in Lassen Volcanic National Park |
 Brokeoff Mountain in Lassen Volcanic National Park |
 Pilot Pinnacle (8886 ft) in Lassen Volcanic National Park |
 Windblown and weathered trees in Lassen Volcanic National Park |
 Brokeoff Mountain in Lassen Volcanic National Park |
 Lassen Peak over Lake Helen in Lassen Volcanic National Park |
 Mount Diller and Pilot Pinnacle in Lassen Volcanic National Park |
 Lassen Peak and Vulcans Castle (center) in Lassen Volcanic National Park |
 Lassen Peak over Lake Helen in Lassen Volcanic National Park |
 Brokeoff Mountain, Mount Diller and Pilot Pinnacle over Lake Helen in Lassen Volcanic National Park |
 Brokeoff Mountain and Mount Diller over Lake Helen in Lassen Volcanic National Park |
 Steaming Fumarole at the Sulphur Works in Lassen Volcanic National Park |
 Boiling mud pot at the Sulphur Works in Lassen Volcanic National Park |
 Tree consumed by geothermal activity at the Sulphur Works in Lassen Volcanic National Park |
 Volcanic rock mountain peaks in Lassen Volcanic National Park |
 Vista along Highway 89 in Lassen Volcanic National Park |
 Lassen Peak and Loomis Peak (8658 ft) over Lake Manzanita in Lassen Volcanic National Park |
 Large tree growing on a mountainside in Lassen Volcanic National Park |
 Lassen Peak and a towering Cedar Tree in Lassen Volcanic National Park |
 A dead tree on the trail below Vulcans Castle on Lassen Peak in Lassen Volcanic National Park |
 Lassen Peak in Lassen Volcanic National Park |
 Bumpass Hell overview in Lassen Volcanic National Park |
 Boiling pond in Bumpass Hell in Lassen Volcanic National Park |
 Steaming Fumarole in Bumpass Hell in Lassen Volcanic National Park |
 East Pyrite (Fools Gold) Pool in Bumpass Hell in Lassen Volcanic National Park |
 East Pyrite Pool boils in Bumpass Hell in Lassen Volcanic National Park |
 A windblown tree above Bumpass Hell in Lassen Volcanic National Park |
 A boiling mud pot in Bumpass Hell in Lassen Volcanic National Park |
 Tree along the trail to Bumpass Hell in Lassen Volcanic National Park |
 Boiling water flowing from the Big Boiler fumarole in Bumpass Hell in Lassen Volcanic National Park |
 Tree growing over the trail to Bumpass Hell in Lassen Volcanic National Park |
 Boiling water flowing from the Big Boiler fumarole in Bumpass Hell in Lassen Volcanic National Park |
 A boiling water pool in Bumpass Hell in Lassen Volcanic National Park |
 A grass marsh growing in heated water in Bumpass Hell in Lassen Volcanic National Park |
 The Devastated Area in Lassen Volcanic National Park |
 The trail to Lassen Peak (Vulcans Castle on the left) in Lassen Volcanic National Park |
 Greenleaf Manzanita shrub flowers in Lassen Volcanic National Park |
 Shrub buds in Lassen Volcanic National Park |
 A natural bridge in volcanic rock in Lassen Volcanic National Park |
 A forked windblown tree in Lassen Volcanic National Park |
 Flower in Lassen Volcanic National Park |