Dropping these October free days in your feed (and a peek ahead at November!) 🆓 Beat the line, link in bio to reserve your tickets online. Discount applies at checkout with your IL zip code. #Msichicago #freethingstodoinchicago #choosechicago #enjoyillinois #illinoisresidents #thingstodoinchicago #freechicago #chicagomuseum #chicagogram