Geology Underfoot in Yellowstone Country Grand Canyon National Park each guide invites you to

each guide invites you to experience the adventure and beauty of

Pages: 199

and White Pockets

which forms the most common type of reservoir for petroleum found in the region

Author SueAnn Martell is director of of the Western Mining and Railroad Museum in Helper

Geology Underfoot in Yellowstone Country Grand Canyon National Park each guide invites you toBy: Marc S. Hendrix Although it's also known for wolves, bison, and stunning scenery, Yellowstone National Park was established as the world's first national park in 1872 largely because of its geologic wonders. In Geology Underfoot in Yellowstone Country, author and geologist Marc S. Hendrix takes you to over twenty sites in the park and surrounding region that illustrate the deep time story of Yellowstone Country, from its early existence as a