The Julien Dubuque Monument overlooks the Mississippi River from the Mines of Spain Recreation Area.

Apple River Fort site, Elizabeth, Ill.: Return to the 1830s Black Hawk War era.

Dubuque Shot Tower: The 120-foot tall structure, in the Port of Dubuque, goes back to the 1860s.

Grant County Courthouse, Lancaster, Wis.: This copper-dome structure was built in 1902.

Julien Dubuque Monument: You’ll get great views of the Mississippi here in the Mines of Spain.

Mathias Ham House, Dubuque: This mansion was built the same year as the Shot Tower.

Mining Museum and Rollo Jamison Museum, Platteville, Wis.: Tour the 1845 lead mine.

Olde (Iowa) Jail, Andrew: This 1870s building is listed on the National Register of Historic Places.

Platteville (Wis.) Historic Re-Enactment: 11 a.m.-5 p.m. Sept. 7, and 10 a.m.-3 p.m. Sept. 8, in Mound View Park.

Stockton (Ill.) Heritage Museum: Dedicated to the preservation and teaching of Stockton area history.

Tour of Historic Homes, Galena, Ill.: You’ll see five old homes on this tour in this historic city.

Villa Louis, Prairie du Chien, Wis.: Experience Victorian life during the 19th century at this historic estate.