Take a boat tour of the largest underground lake in America! 🛶 🔦 Craighead Caverns shares a 1.15 hour tour to witness the underground world beneath Tennessee’s foothills 📍The Lost Sea Adventure. Sweetwater. Tennessee ⛰️ Follow @smoky.mountain.soul for more ideas in the Blue Ridge Mountains | Smoky Mountain Soul Adventures

The Lost Sea America's Largest Underground Lake & Electric Boat Tour

Would you visit? Tucked away in Sweetwater, TN, the Lost Sea is America's LARGEST underground lake, and one of the most unique underground adventures in the country. Yes, you can ride a boat on it! 📍 Location: The Lost Sea Adventures in Sweetwater, Tennessee About 1 hour from Knoxville or Chattanooga 🎟️ Tickets: Adults: ~$25–$29 Kids: ~$15–$17 Book ahead during peak weekends! 🧭 What to Expect: • A ¾ mile guided cave walk through Craighead Caverns • A boat ride across a crystal-clear undergrou

Would you take this ride? Tucked away in Sweetwater, TN, the Lost Sea is America’s LARGEST underground lake, and one of the most unique underground adventures in the country. Yes, you can ride a boat on it! 📍 Location: The Lost Sea Adventures in Sweetwater, Tennessee About 1 hour from Knoxville or Chattanooga 🎟️ Tickets: Adults: ~$25–$29 Kids: ~$15–$17 Book ahead during peak weekends! 🧭 What to Expect: • A ¾ mile guided cave walk through Craighead Caverns • A boat ride across a crystal-clear