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Season 1
1x1Show finale Geologic Wonders of the Northern Plains Episode overview
Air date
Sep 14, 2010
The geology of the Great Plains is a product of long epochs of sedimentary build-up followed by equally long epochs of erosion. The result today is a dramatic landscape of bluffs, .. show full overview
The geology of the Great Plains is a product of long epochs of sedimentary build-up followed by equally long epochs of erosion. The result today is a dramatic landscape of bluffs, pinnacles and badlands that contain the rich story, of ancient sea creatures, dinosaurs and long extinct, giant land mammals. But it was the rising up of the Black Hills in the vast Great Plains that created incredibly dramatic geological features.
Chapter 1: Devils Tower National Monument (Wyoming)
Chapter 2: Jewel Cave National Monument (S. Dakota)
Chapter 3: Agate Fossil Beds National Monument (Nebraska)
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