SPRINGFIELD, Ill. - As a result of updated COVID-19 mitigations, the Illinois State Museum (ISM) will reopen its flagship facility in Springfield and Dickson Mounds Museum in Lewistown on Tuesday, January 26, with health and safety precautions in place. The ISM Research and Collections Center, also located in Springfield, will reopen by appointment only. The ISM Lockport Gallery in Lockport remains closed under Tier 3 mitigations.