Welcome to the Tennessee Bouldering Authority (TBA), Chattanooga's first indoor bouldering and rock-climbing facility. Located near the Incline Railway in the historic St. Elmo neighborhood of Chattanooga, we have nearly 3,000 ft2 of world-class indoor rock climbing walls and dedicated training space. For over 10 years we have offered the right equipment, instruction, and support to ensure excellent rock climbing experiences for climbers of all skill levels.