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Mammoth Cave

National Park - Kentucky, United States

Mammoth Cave is the world's longest known cave system, with more than 400 miles of surveyed passageways. The limestone caverns feature unique formations, underground rivers, and diverse cave wildlife. The park also protects portions of the Green River valley and hill country of south central Kentucky.

Location:
37.187, -86.1
Area:
218.6 km²
Established:
July 1, 1941

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