Lancaster County Jail - Credit: Wikimedia Commons
The Lancaster County Jail is a historic former jail building at 208 West Gay Street. Built in 1823, it is a virtually unaltered work of the noted early American architect Robert Mills, and reflects innovative changes in jail design promoted by him. It is individually listed on the National Register of Historic Places, and was declared a National Historic Landmark in 1973. and Read more on Wikipedia
Source: en.wikipedia.org