Old State Mine

Old State Mine, located at 4208 W Pfeiffer Rd, Bartonville, offers a unique outdoor trail experience set on the intriguing grounds of the Peoria State Hospital. Participants can immerse themselves in the captivating legend of a long-lost mining village as they navigate through this haunting adventure. The experience is set to be open for the 2026 season, so it is recommended to check the official site for hours, dates, and admission details.