Just west of Little Rock, Pinnacle Mountain is the centerpiece of this day-use park. Visitors hike to the summit, explore the Maumelle and Little Maumelle rivers, visit the Arkansas Arboretum and use more than 33 miles of trails, including 18.95 miles of mountain bike trails. Park staff offer interpretive programs. The visitor center is open daily 8 a.m. to 5 p.m. and the park has a launch ramp and picnic area. The phone is the line shared with Lake Sylvia Recreation Area.