Taped deep within the subterranean amphitheater of The Caverns in Tennessee's majestic Cumberland Mountains, "The Caverns Sessions" (formerly known as "Bluegrass Underground") features both long-established and emerging artists within a broad spectrum of genres to include Roots-Rock, Jam Band, R&B, Country, Soul, Hip Hop, Folk, Americana and Bluegrass - music from the heart of the American experience.