Location 30 Ramey StreetCollinsvilleIL62234 Next Event Kids Day - 10/07/2023 - 10:00 am - 3:00 pm Loading Map.... Cahokia Mounds State Historic Site30 Ramey Street - CollinsvilleEvents 38.6548533 -90.05927729999996 Upcoming Events Kids Day - 10/07/2023 - 10:00 am - 3:00 pmNature/Culture Hike - 10/14/2023 - 1:00 pm - 4:00 pm2023 City of the Sun 5k Trail Run - 11/11/2023 - 9:00 am - 12:30 pm