Rockwell Mound - National Register of Historic Places Ref # 87000679, date listed 19871210
. Address Restricted
. Havana, IL (Mason County)
. Rockwell Mound is one of the largest mounds ever built in the Illinois River basin. The earthen mound dates to around 200 A.D., covers almost 2 acres (8,100 m2), and is about 12 feet (3.7 m) tall. The park that is on the site today is about six miles (10 km) from another Mississippian site on the Register in Illinois, Dickson Mounds. (1)
. The Rockwell Mound was built by Indians of the Western Hopewell or Havana Culture.
. References (1) Wikipedia