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About 560 million years ago the great basin was formed my layers of rocks and erosion.
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First people to live and inhabit the Great Basin these Native Americans have been occupying the area from 1220 to 1295 C.E
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Joseph R. Walker was traveling with his horse and found the land and called the Great Basin because he said it looked like a giant hole.
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Ab Lehman discovers cave in the spring and had installed ladders and stairs throughout the cave by the fall, tours begin.
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Ab Lehman dies in Salt Lake City
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Nevada Forest Service established in the area surrounding the cave.
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The Great Basin National Park Act, which abolished Lehman Caves National Monument, was signed into law by President Ronald Reagan on October 27, 1986.
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he Great Basin was established as National Park in October 27, 1986. Also this National Park was signed into the law by President Ronald Reagan
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Great Basin Visitor Center in Baker, Nevada, was completed.
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farmers, ranchers, Mormons, and sheepherders are slowly living in the Great Basin
