Location: East off U.S. 63 at the intersection of Hwy. 9 within the city limits of Mammoth Spring
Description: This loop trail is accessible from most of the park's facilities. The park's feature attraction is Mammoth Spring, the largest spring in Arkansas and a National Natural Landmark. Other attractions include a train depot museum, a walkway across the dam and an out-of-service hydroelectric station.
For Information: Park Superintendent, P.O. Box 36, Mammoth Spring, AR, 72554, (870) 625-7364