Cahokia Mounds State Historic Site will host a nature walk through its fields, marshes and woods. Guides will lead the free hike Saturday starting at 9:30 a.m. at the Interpretive Center. It's expected to conclude around 1 p.m. and will be canceled if there's rain at the start time. Cahokia Mounds is the largest Native American earthworks north of Mexico and was part of a city built by the Mississippian culture about 1,000 years ago. The site is near St. Louis in Collinsville, Illinois. It is administered by the Illinois Historic Preservation Agency.
Cahokia Mounds plans guided nature walk
Cahokiamounds.org
