Bluegrass Underground (2011)

A musical adventure series taped before a live audience deep inside The Caverns, a subterranean amphitheater located near Pelham, Tennessee. Celebrating music from the heart of the American experience, Bluegrass Underground represents the diversity of America's musical heritage with artists from the full spectrum of genres: Americana, roots rock, country, soul, blues, rock and roll, gospel, folk and, yes, even bluegrass.