Ruby Falls is an underground waterfall located over 1,000 feet beneath Lookout Mountain in East Tennessee. Travelers visit for the dramatic waterfall reveal, guided cave tours with stunning rock ...

NPR's Scott Simon talks with Gin Phillips about "Ruby Falls." Her new novel begins in 1928 Chattanooga when a man discovers a mysterious underground cavern with a massive waterfall.

View of Ruby Falls inside Lookout Mountain. The South is filled with natural wonders, from dramatic gorges and massive cave systems to beautiful wetlands and pristine beaches. If you find yourself in ...