Harrisburg is a city in and the county seat of Saline County, Illinois, United States. It is located about 55 miles southwest of Evansville, Indiana, and 111 mi southeast of St. Louis, Missouri. Its 2
From top left: Northern side of square, Garden of the Gods, Saline County Courthouse and Clearwave Building, O'Gara mine tipple, southern side of square, Poplar Street homes, Harrisburg Township High School