Historical Marker
Oz Park
Historical marker location:
601 West Webster Street, Chicago, Illinois
( Marker is at the intersection of West Webster Street and North Larrabee Street on West Webster Street.)
Illinois was part of the French colonial empire, and the city of Cahokia, located near present-day Collinsville, was one of the largest pre-Columbian cities in North America. At its peak, around 1250 CE, Cahokia had a population of around 20,000 people.