The Underground Railroad Interpretative Center at the Cozad-Bates House hosts free tours with volunteer guides.

The Polo Historical Society is applying to become a designated Network to Freedom site with the National Park Service after uncovering local ties to the Underground Railroad.

Momentum has been building in Illinois to research the state’s extensive Underground Railroad sites and decide how to commemorate this history.

TROY — The Troy Historic Village recently opened its summer exhibit on the Underground Railroad, open now through Aug. 28.