Cahokia mounds : Round top and fore (?) mounds Smith, Jesse Lowe, Superintendent of Schools, Highland Park, Illinois Mounds--Illinois Cahokia Mounds State Historic Park (Ill.) A black and white photograph taken of the Cahokia Mounds State Historic Site. 1931-04-21 image image image/jpeg Glass Slide: 5 x 7 in. https://highlandparkhistory.org//0216 0216 Illinois--St. Clair County--Collinsville