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Mammoth Cave


Inside Mammoth Cave::Mammoth Cave, Kentucky United States:: Inside Mammoth Cave

Beneath the sandstone-capped ridges in central Kentucky lies the most extensive cave system on Earth. With 563 km/ 350 miles of surveyed passageways Mammoth Cave is at least three times longer than any other known cave.


Green River::Mammoth Cave, Kentucky United States:: Green River

There are two worlds to explore in Mammoth Cave National Park: the extraordinary world of the underground and rugged, forested hill country on the surface. This is one ecosystem linked by water. The Green River is central to Mammoth Cave system.