Mount Rushmore National Memorial is visited by nearly three million people each year that come to marvel at the majestic beauty of the Black Hills ...
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Immerse yourself within the third longest cave in the world. With over 168 miles of mapped and surveyed passages, this underground wilderness appea...
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For countless generations, American Indians have quarried the red pipestone found at this site. These grounds are sacred to many people because the...
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During the 1890s, scientists rediscovered what the Lakota Sioux already knew - bones preserved in one of the most complete Miocene mammal sites in ...
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