Prehistoric cultural affiliation(s) include Adena and Late Adena dating back to 999 BC.
Many famous people are associated with these Clark County historic places including Simon Kenton, Ezra Keller, Jeremiah Warder, George Rogers Clark, Francis Bookwalter, Pringle, Thomas Jefferson and et al..
Some of the country's most noteable architects helped create the Clark County places including Rutan & Coolidge Shepley, Frank Lloyd Wright, Charles Cregar, Edward Edwards, Charles A. Cregar, Russell Bros., Frank M. Andrews, unknown, Robert H. Robertson and W.E. Russ. Prominent architectural styles found in Clark Country are Federal, Italianate and Romanesque.