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Cave Kentucky

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Mammoth Cave, Kentucky... a wonder of the world

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Mammoth Cave, United States - This is the world's longest known cave system, with more than 400 miles explored so far

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Mammoth Cave, Kentucky. Mammoth Cave is the largest underground cave in the world. Explorers have been studying it for nearly a century, and they say that there are still miles of caves not explored yet.

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Mammoth Cave, Kentucky Just went and the kids LOVED it!

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Carter Caves State Park, near Olive Hill, KY.

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Mammoth Cave State Park, KY.....beautiful!!

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mammoth cave [ky]