(Wisconsin)
Aztalan State Park is a Wisconsin state park in the Town of Aztalan, Jefferson County. Established in 1952, it was designated a National Historic Landmark in 1964 and added to the National Register of Historic Places in 1966. The park covers 172 acres (70 ha) along the Crawfish River. (Ref: https://en.wikipedia.org/wiki/Aztalan_State_Park)