This strenuous distance hike in the scenic Limestone Canyon Wilderness Area has something for everyone – The Sinks, Box Springs and sweeping views of Orange County and the Santa Ana Mountains. This is a 13-mile loop hike for experienced and physically fit distance hikers who relish the challenge of multiple steep climbs and descents. Bring 100 oz. minimum water and trail snacks. Please come prepared with a pack, sturdy closed toed hiking shoes or boots, sunscreen, first aid, and all other supplies to keep you safe and healthy on the trail for the 6 hour hike in this wilderness area.