The Center houses a number of both traveling and permanent exhibitions, including A Kentucky Journey which traces the history of Kentucky from prehistoric to modern times. The Clark Center also houses a genealogical research library--the Martin F. Schmidt Research Library--and the Keeneland Changing Exhibits Gallery, which is used to showcase traveling exhibitions.
The Kentucky Military History Museum is housed in the former State Arsenal--a Gothic Revival built in the 1850s that served as a munitions factory during the Civil War. The museum was established in 1973 by the KHS and Department of Military Affairs. The museum is operated by the KHS. Collections at the museum highlight the military contributions of Kentuckians. The museum is a member of the Army Museum System.