This Martin Luther King, Jr. Day, Monday, Jan. 18th spend the day at three of Chicago’s top cultural attractions – the Adler Planetarium, Field Museum and Shedd Aquarium – for free. On Monday, January 18, all three museums will offer Illinois residents free general admission. For more information, please visit: adlerplanetarium.org, fieldmuseum.org, sheddaquarium.org. Hours are: Adler Planetarium 9:30 a.m. – 5 p.m.*; The Field Museum 9 a.m. – 5 p.m.; Shedd Aquarium 9 a.m. – 6 p.m.*. Museum Campus – Chicago Adler Planetarium 1300 S. Lake Shore Dr.; The Field Museum 1400 S. Lake Shore Dr.; Shedd Aquarium 1200 S. Lake Shore Dr.