Mammoth Cave National Park - Wikipedia
https://en.wikipedia.org/wiki/Mammoth_Cave_National_Park
OverviewPark purposeGeologyVisitingHistoryBiology and ecosystemNameCultural referencesMammoth Cave National Park is a national park in south-central Kentucky, encompassing portions of Mammoth Cave, the longest cave system known in the world. The park's 52,830 acres (21,380 ha) are located primarily in Edmonson County, with small areas extending eastward into Hart and Barren counties. The Green River runs through the park, with a tributary called the Nolin River Established: July 1, 1941 Area: 52,830 acres (213.8 km²)
Established: July 1, 1941
Area: 52,830 acres (213.8 km²)
DA: 78 PA: 44 MOZ Rank: 41