Doors Open Illinois

Get a glimpse behind the doors of Illinois' historical and architectural treasures

Doors Open Illinois

Coinciding with the Illinois Bicentennial in 2018, Doors Open Illinois will see iconic historical sites and architectural treasures throughout the state open their doors to the public during four consecutive weekends in August. It's a chance for visitors like you to get a special glimpse of our history and heritage.

Each Region Showcased a Different Weekend in August

On each of the following weekends, attractions throughout the region will open their doors for free admission during the region's designated days.

Hours: Saturday, 9 a.m.–4 p.m. Sunday, 11 a.m.–2 p.m.

Map of Illinois Doors Open regions
  • August 4–5: Southern Illinois: Trails to Adventure
  • August 11–12: Central Illinois: Land of Lincoln
  • August 18–19: Western Illinois: Great Rivers Country
  • August 25–26: Northeastern Illinois: Chicago and Beyond

Please refer to this map to confirm the boundaries of each region of Illinois.

Explore the events listed below to find fun activities for Doors Open Illinois. Get out and learn about Illinois' amazing heritage—and come back again to learn even more!