Bristol Caverns Bristol Caverns is the largest and arguably most beautiful cavern system in the Smoky Mountain region, housing millions of years of natural stone formations. Visitors can enjoy guided tours year-round and retrace the banks of the Underground River that the Native Americans used as attack and escape routes during the frontier days. Contact: 1157 Bristol Caverns Hwy, Bristol, TN 37620423-878-2011 View Gallery RELATED ATTRACTIONS Buffalo Mountain Park Yee-Haw Brewing White Duck Taco Taste Budz Southern Craft BBQ Scratch Brick Oven PLACES TO STAY No posts found in this category. #FINDYOURJCPACE Don't settle for a one-size-fits-all expedition. Find your pace, share your journey, and connect with others.