Outdoor enthusiasts can enjoy incredible views of Rapid City and the surrounding area from the Skyline Wilderness Area. This 150-acre park features numerous walking, biking and hiking trails. Its trail system is a network of secluded, single-track trails. Skyline Wilderness Area is a public park that is owned and maintained by the Rapid City Department of Parks & Recreation. Park hours are 6 a.m.-10 p.m., daily.