In this episode of Exploring the National Parks, we’re back in the deep, dark underworld of Mammoth Cave, but this time, we’re getting a little nerdy with our five favorite fun facts!  We're diving into the many layers of this incredible park to discuss some of its most fascinating secrets, from its geological origins to its rich human history. Join us as we get super excited about science, chat a little bit about Lord of the Rings, and share five mind-blowing things you never knew about this amazing national park. Join us as we discuss... Why Mammoth Cave is a true "behemoth" in the world of caves, dwarfing its closest competition by a monumental margin The five distinct levels of passageways in this fascinating park The unexpected truth about the name of this massive national park  The inspiring story of the legendary explorers who guided people through the cave and what they did to earn their freedom The exact moment Mammoth Cave became the longest cave system in the world We hope we've convinced you that Mammoth Cave is much more than a bunch of empty tunnels. Make sure to put it on your National Park bucket list!  Your task for today: Head over to the Dirt in My Shoes Facebook or Instagram pages, and let us know what you think! What are you most excited about when it comes to this park? We'd love to hear from you! For a full summary of this episode, links to things we mentioned, and free resources and deals to get your trip-planning started, check out the full show notes. Getting ready for a trip to Mammoth Cave, or another national park? Check out our free resources, including more podcast episodes, a master reservation list, a national park checklist, and a trip packing list to keep your trip planning stress-free! Mammoth Cave Podcast Episodes Mammoth Cave Free Resources  Master Reservation List National Park Checklist National Park Trip Packing List