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E01: Geologic Wonders of the Northern Plains
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 l
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America's National Treasures
Documentary
In 1906 Teddy Roosevelt created the nation s first national monument destination. The purpose was to preserve all of America s significant pieces of history. Since then, all National Monuments have been designated by Pre…
