Tule Lake and the Modoc Lava Beds
Tulelake and Tule Lake (3)
East of Lava Beds (3)
Petroglyph Point (4)
Northern Lava Beds (5)
Captain Jacks Stronghold (1)
Fleener Chimneys and Devils Homestead (5)
Skull Cave (4)
Lava Beds Headquarters (6)
Medicine Lake Highlands (6)
Alturas (2)

Warner Mountains and Surprise Valley
Warner Mountains (5)
Surprise Valley (11)
Susanville (3)

Pit River Area
Pit River (5)
Burney Falls (4)
Hat Creek and Subway Cave (5)
Eagle Lake (3)

Lassen Volcanic National Park
Manzanita Lake (4)
Lassen Park Road - North (4)
King's Creek (1)
Lassen Park Road - Summit (2)
Lassen Peak Summit Trail (1)
Lake Helen (4)
Bumpass Hell Trail
Bumpass Hell Geothermal Area
Lassen Park Road - South (6)
Drakesbad (2)
The Cinder Cone (8)
Juniper Lake (1)

Cascade Foothills
Deer Creek and Mill Creek (4)