Mammoth Cave is Kentucky’s one national park, located in the south-central region of the state. This park is most famous for Goliath cave that gives the park its name: Mammoth Cave. I’ve visited the park twice now, and I wanted to share some of the important things to know before visiting Mammoth Cave National Park, Kentucky. Mammoth Cave is Longest Known Cave System in the World Mammoth Cave is the longest known cave system with over 400 miles of explored passages. This is a massive system…