Arkansas State Parks Trip Ideas Filter Park Pinnacle Mountain Region Northwest North Central Southwest Upper Delta [X] Central [X] Lower Delta Park Activity Hiking Watchable Wildlife Boating / Marinas Fishing Kayaking / Canoeing Mountain Biking Swimming [X] Climbing Trail Type Day Hikes Trail Difficulty Strenuous Easy Moderate Author Arkansas State Parks Staff Jason Parrie Ron Salley Date Published November 2020 November 2019 November 2018 December 2016 [X] August 2016 [X] March 2016 Is Pinnacle Mountain a Volcano? Aug 2016 ⁄ Ron Salley Pinnacle Mountain stands about 1,000 feet above sea level, is on the extreme eastern edge of the Ouachita Mountain range, and sits where three rivers converge. Handling the Heat Aug 2016 ⁄ Jason Parrie Arkansas State Parks wants to remind folks that one can safely enjoy the outdoors even during the heat of the summer. Check our our tips and precautions for the hot weather. Pinnacle Mountain State Park Rocks! Mar 2016 ⁄ Arkansas State Parks Staff Tucked away in central Arkansas, Pinnacle Mountain is one of the most accessible state parks for hiking, backpacking, climbing, camping, and biking.