Federal campground in Brownsville, KY.
Click See More at the bottom of this overview and review the "Need to Know" section of the campground. At Maple Springs, visitors can enjoy the serenity of the campground and surrounding backcountry trails, or spend their days exploring Mammoth Cave. Campers can explore up to ten miles of the cave through a variety of tours available at the Visitor Center. With more than 400 miles (644 km) of mapped passageways, Mammoth Cave ranks as the world's longest known cave system. Mammoth Cave is named for its grand size and scale. Visit the Rotunda for an idea of just how large this underground world is. The World Heritage Site was explored by Native Americans more than 2,000 years ago, and Europeans discovered its existence at the turn of the 19th century.Access to the primitive campground is best via ferry, located six miles from the Mammoth Cave Visitor Center. The ferry accommodates up to…