Dubuque County Courthouse - Credit: Wikimedia Commons
The Dubuque County Courthouse is located on Central Avenue, between 7th and 8th Streets, in Dubuque, Iowa, United States. The current structure was built from 1891 to 1893 to replace an earlier building. These are believed to be the only two structures to house the county courts and administrative offices. Read more on Wikipedia
Source: en.wikipedia.org