Illinois Historic Preservation Division of the Department of Natural Resources

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Experience History

The state operates dozens of historic sites, museums and monuments where visitors can learn the stories of Illinois. Experience life in a frontier fort. Walk the halls where Abraham Lincoln rose to greatness. See the remnants of a Native American city.

Research History

From students to family historians to professional researchers, everyone can learn something from the vast records and helpful online tools provided by the Illinois Historic Preservation Agency. Look up an Illinois ancestor who served in the Civil War. Explore a timeline of Illinois history. Visit the Lincoln Presidential Library and examine rare documents.

Preserve History

Our preservation services division helps determine which Illinois buildings are listed on the National Register of Historic Places. Our staff reviews construction projects that might affect cultural resources and administer a tax incentive program for rehabilitation of historic buildings. Staff also can help communities turn their historic buildings into an economic asset.

Fort at Lewis and Clark Site

The Lewis & Clark site commemorates Camp Dubois, the 1803-1804 winter camp of Meriwether Lewis and William Clark. It was at the camp on Wood River that members of the Corps of Discovery prepared their expedition to the Pacific Ocean.

'Experience History' Mobile App

Our new app offers information and photos that will help visitors get the most from their trips to state historic sites.