Mammoth Cave National Park — Live Alerts, Weather & Trip Planning

Located in KY.

Rolling hills, deep river valleys, and the world's longest known cave system. Mammoth Cave National Park is home to thousands of years of human history and a rich diversity of plant and animal life, earning it the title of UNESCO World Heritage Site and International Biosphere Region.

Use this page to check live NPS alerts, weather, things to do, events, fees, campgrounds, and build a day-by-day itinerary with Trailie.