Since discovery in 1878 by a tinsmith and a local photographer, visitors by the millions have made Luray Caverns the most popular cave in Eastern America and an internationally acclaimed destination The 1892 Benz in the Car and Carriage Caravan Museum at Luray Caverns is one of the oldest cars in America still in running condition The National Park Service and Department of Interior have designated Luray Caverns as a Registered U.S. Natural Landmark