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Visitor Center
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Green River Ferry
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Green River
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Joppa Ridge Road
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Historic Saltpeter Mining Operation
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Boardwalk
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Trees used as piping for mining
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Piping made from tree
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Giant's Coffin
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Down, down and around
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Passageway
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Historic smoke writing
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Historic smoke writing
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Chasm
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Bottomless Pit bridge
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Bottomless Pit
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Fat Man's Misery
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Traversing Fat Man's Misery
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Smoke Writing
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Tree used as piping during mining
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Mammoth Cave Baptist Church
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Road to Dennison Ferry