AttractionsFree (worth about $7)

Cahokia Mounds State Historic Site: free entry near Collinsville

Grounds daily dawn to dusk; Interpretive Center lobby Wed–Sun 9am–3pm

Cahokia Mounds State Historic SiteSt. Louis

Cahokia Mounds State Historic Site, eight miles from downtown St. Louis near Collinsville, Illinois, preserves the mounds of an ancient Native American city. There's no admission or parking fee. Grounds and trails are open daily dawn to dusk; the Interpretive Center lobby is open Wednesday to Sunday, 9am to 3pm, while the galleries are renovated. Donations are welcome.

Verified Oct 27 · cahokiamounds.org

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