Roadside Geology Of Montana US Geology and changing terra beneath our

and changing terra beneath our feet

He stopped at the edge and looked down

Mann as your guide

was wracked by a 30-meter tsunami 2

Far below he could see the smoke-white Buffalo bones from his tribes earlier jumps

Roadside Geology Of Montana US Geology and changing terra beneath ourMontana's geologic history includes a long succession of disturbances that changed the rocks, then changed many of them again. Unraveling these events reveals a geologically quiet continent that got scrambled in a long and grinding collision with the Pacific crustal plate. Through detailed geologic maps and lively text, Roadside Geology of Montana deciphers the complicated rock record and uncovers each layer of Big Sky Country. David Alt and Donald W.