Mammoth Cave National Park
Mammoth Cave National Park was established to preserve the cave system, including Mammoth Cave, the scenic river valleys of the Green and Nolin rivers, and a section of south central Kentucky. This is the longest recorded cave system in the world with more than 360 miles explored and mapped.
Plane - Regular flights into Louisville or Nashville, each approx. 1.5 hours from the park
If you travel north from Nashville, TN, the most direct route is I-65 north to Exit 48 at Park City, KY. Another 10 minutes of driving will bring you to the park visitor center. Nashville and the park are both in the Central Time Zone. Louisville is in the Eastern Time Zone, one hour ahead of the park.