Big Mouth Cave Retreat

At 444 Charlie Roberts Road in Pelham, Tennessee—in Grundy County on the Cumberland Plateau's southern edge where the sandstone bluffs, the hemlock-lined gorges, and the subterranean cave systems of the plateau's carbonate rock have created the geological concentration that The Caverns—a nationally recognized underground music venue built into a natural limestone cave—Grundy Forest State Natural Area's old-growth cove hardwood hollows, and Sycamore Falls' 40-foot plunge into a sandstone gorge make Pelham's immediate surroundings one of the most geologically and acoustically distinctive camping destinations in the southeastern United States—Big Mouth Cave Retreat provides full hookup RV sites with 30 and 50-amp service, luxury cabins, tent camping, and a tiny home village, seven minutes on foot from The Caverns' underground stage. The seven-minute walk to a world-class subterranean concert hall is not a campground amenity that appears anywhere else in the outdoor hospitality industry. Full hookup RV sites with 30 and 50-amp electric, water, and sewer connections serve the core RV camping market on the retreat's 6,500-square-foot property within the Pelham community. Luxury cabin rentals with covered porches, kitchenettes, and air conditioning provide the enclosed accommodation alternative for guests without RVs or preferring climate-controlled shelter in the Cumberland Plateau's variable four-season weather. Tent sites on the property serve the traditional camping guest. A tiny home village of compact permanent structures serves the guests seeking the micro-dwelling accommodation format that the Cumberland Plateau's ecotourism aesthetic has made popular in the Grundy County outdoor travel market. A modern bathhouse serves the shared hygiene infrastructure for tent camping and RV guests using the campground's facilities rather than their own. An outdoor fire pit provides the communal evening gathering space. The Caverns—seven minutes on foot from the campground—is a performing arts venue built inside Big Mouth Cave's natural limestone chamber, hosting live music performances in an underground hall with extraordinary natural acoustics. The cave's geological character creates a reverberant quality that above-ground venues achieve only through architectural engineering, and the visual drama of a concert stage inside a limestone cavern with hanging formations produces the performance environment that the musicians who play The Caverns consistently describe as one of the most unique venues they've performed in worldwide. Shows span genres from Americana and folk to progressive rock and jazz, drawing national touring acts to a 600-person capacity underground venue in rural Grundy County, Tennessee. The surrounding Grundy County landscape amplifies the retreat's natural character with multiple distinct outdoor experiences: Grundy Forest State Natural Area's old-growth cove hardwood forest and the Fiery Gizzard Trail, consistently rated among the top hiking trails in Tennessee; Sycamore Falls accessible from Pelham's trail network; and Bigfoot Adventure's commercial zipline course through the Plateau's canopy. Old Stone Fort State Archaeological Park, 30 minutes north in Manchester, preserves the 2,000-year-old Native American ceremonial enclosure—constructed around 0 to 430 CE by the Middle Woodland people—as one of the most significant pre-Columbian archaeological sites in the eastern United States. Big Mouth Cave Retreat is open year-round in the Cumberland Plateau's four-season climate. The Caverns' concert calendar runs year-round, with summer and fall representing the most active programming periods. Reserve well in advance for Caverns concert weekends, especially for the Bluegrass Underground performances that film the concert as a television series, and let the underground stage and the Grundy County gorge country earn the Pelham, Tennessee experience that exists in genuinely unique form here and essentially nowhere else.