Old Ozaukee County Courthouse - Credit: Wikimedia Commons
The Old Ozaukee County Courthouse in Port Washington, Wisconsin, is a Richardsonian Romanesque-styled building built in 1901 and clad in gray-blue limestone from the nearby Cedarburg quarry. It was added to the National Register of Historic Places in 1976. with The building currently serves as the county administration center. Read more on Wikipedia
Source: en.wikipedia.org