Cahokia Mounds State Historic Site
Illinois
UNESCO World Heritage site of the largest pre-Columbian city north of Mexico; Monks Mound and the grounds are open, while the interpretive center is closed for renovation.
Why Roamward picked it
UNESCO World Heritage site of the largest pre-Columbian city north of Mexico; Monks Mound and the grounds are open, while the interpretive center is closed for renovation.
Sources
Hours, admission, and access change — confirm with the official source before you plan the detour.
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