The Old Court House is a historic building located in St. Louis, Missouri. Constructed in the early 19th century, it served as the site for many important legal proceedings, including the famous Dred Scott case in 1846. The architecture features a classic design with a prominent dome and is a notable example of Federal-style architecture. Today, the Old Court House is part of the Jefferson National Expansion Memorial and is open to the public as a museum. Visitors can explore exhibits that highlight the building's history and its role in the development of civil rights in the United States.