#1 Mammoth Caves National Park, Kentucky

This is where my tour of the US National Parks began.

Mammoth Cave National Park, tucked away in central Kentucky, is an incredible natural treasure and one of the most captivating spots in the United States. As the longest cave system in the world, with over 400 miles of explored passages, it offers a truly one-of-a-kind adventure for visitors. Inside the cave, you’ll discover breathtaking limestone formations, underground rivers, and enormous chambers that have been evolving for millions of years. But the park is more than just the cave itself—it spans over 50,000 acres of lush forests, winding rivers, and diverse wildlife, making it perfect for hiking, kayaking, and camping. The history of Mammoth Cave only adds to its magic, from its early connections with humans to its significance in scientific research and conservation. Whether you're exploring the underground wonders or soaking in the beauty of the landscape above, Mammoth Cave National Park is a place where nature always leaves you in awe.