The museum features special collections and its exhibits spotlight the cultural and natural history of the Great Plains of North America. View intriguing Native American exhibits of the region, including the Tingley Collection of Native American artifacts, which was acquired in 1994 by a collaborative effort of the Lawton community. This collection includes over 3,200 pieces of 20th century Plains Indian artifacts assembled by the Tingley family of Anadarko, OK. A research library and archives are also on site. Outdoor grounds feature the Red River Trading Post, a replica of the trading posts which existed in the region in the 1830s and 1840s, and the site of spring and fall encampments open to the public. The museum has been awarded the highest honor a museum can receive--accreditation by the American Association of Museums.