Arkansas State Parks Trip Ideas Filter Park Mount Magazine Petit Jean [X] Pinnacle Mountain [X] Crowley's Ridge Region Central Upper Delta Park Activity Watchable Wildlife Climbing [X] Hiking Trail Type Day Hikes Trail Difficulty Strenuous Easy Moderate Author Arkansas State Parks Staff Ron Salley Date Published January 2019 May 2018 [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. 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. The Park that was a Farm Mar 2016 ⁄ Arkansas State Parks Staff Entering Crowley’s Ridge State Park, the first things you notice are the trees. As you wander through the park you will see a wide variety of trees, shrubs, vines, and flowering plants.