A.C. Hobbs:
Broken Top Trail
A.C. Hobbs:
Lava Cracks
A.C. Hobbs:
Cinder
A.C. Hobbs:
Survivors
A.C. Hobbs:
Survivors II
A.C. Hobbs:
Broken Bubble
A.C. Hobbs:
Cone
A.C. Hobbs:
Crater Wildflower
A.C. Hobbs:
Succulent
A.C. Hobbs:
More Wildflowers
A.C. Hobbs:
Broken Top Trail
A.C. Hobbs:
Limber Pine Detail
A.C. Hobbs:
Limber Pine
A.C. Hobbs:
Rock Garden
A.C. Hobbs:
Pahoehoe Lava
A.C. Hobbs:
Aa Plain
A.C. Hobbs:
Flow Limit
A.C. Hobbs:
Lava Garden
A.C. Hobbs:
Smooth, Rough and Soft
A.C. Hobbs:
Plain
A.C. Hobbs:
Craters of the Moon Wildflowers
A.C. Hobbs:
Spatter Cones and Trail
A.C. Hobbs:
Spatter Cone Walk
A.C. Hobbs:
Spatter Cones
A.C. Hobbs:
Spatter Cone Crater
A.C. Hobbs:
Snow Cone, Graveyard of Hats
A.C. Hobbs:
Trail
A.C. Hobbs:
Trail II
A.C. Hobbs:
Flow
A.C. Hobbs:
Broken Top Lava Field