U.S. Post Office and Courthouse - Credit: Wikimedia Commons
The U.S. Post Office and Courthouse in Bismarck, North Dakota, United States, was built during 1912–13 and expanded in 1937. It was designed by James Knox Taylor and includes Late 19th and 20th Century Revivals architecture and Second Renaissance Revival architecture. Also known as Federal Building, it served historically as a courthouse and as a post office. The building was listed on the National Register of Historic Places in 1976. Read more on Wikipedia
Source: en.wikipedia.org