Yellowstone, Grand Tetons, and Eastern Idaho 2004 / 2004_A02_0067
Tom Nolle
6/21/2004
All photos Copyright (c) CIMI Corp.
2004_A02_0067.jpg
Lava tube caves are formed when molten lava runs out of a tube of solidified lava surrounding it. Craters of the Moon NM, ID.
Inside a Lava Cave
Copyright (c) CIMI Corp. All rights reserved.
