Visit Ruby Falls with this family pass for the Classic Cave Walk for two adults and two children - value $99.

Ruby Falls is the nation's tallest and deepest underground waterfall open to the public. Discovered in 1928, Leo Lambert and a team of excavators found a breathtaking waterfall deep within Lookout Mountain in Chattanooga, Tennessee. Lambert named the falls after his wife, Ruby, and opened the Chattanooga attraction to the public in 1929. Today, Ruby Falls welcomes over half a million visitors each year from around the world. Come tour the falls and discover why this unique destination has been one of the best things to do in Tennessee for over 89 years.