Chestnut Ridge Camp and Retreat Center, Efland, NC Retreats and Programs, Set on 340 acres in the Heart of North Carolina, Chestnut Ridge has been set aside as sacred space for Christian ministry since 1959. Renovations and care over the years has created a beautiful, warm, and inviting destination that continues to witness to Jesus Christ in the world. in Placex > Travelx > North Carolinaxwith programsretreats