Loading view. There were no results found. There were no results found. Cahokia Mounds State Historic Site Events Venues Cahokia Mounds State Historic Site 30 Ramey St Collinsville, IL 62234 United States Get Directions Events at this venue Today Upcoming Upcoming Select date. Condense Events Series Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file