The Senator John Heinz History Center, an affiliate of the Smithsonian Institution, is the largest history museum in the Commonwealth of Pennsylvania. Named after the late U.S. Senator H. John Heinz III (1938–1991), it is located in the Strip District of Pittsburgh, Pennsylvania, United States. The Heinz History Center is a 275,000-square-foot (25,500 m2) $36 million educational institution "that engages and inspires a diverse audience with links to the past, understanding in the present, and guidance for the future by preserving regional history and presenting the American experience with a Western Pennsylvania connection". The History Center features the Western Pennsylvania Sports Museum and the Library and Archives, and includes six floors of permanent and changing exhibitions that tell the story of Western Pennsylvania. It opened with an Inaugural Gala on April 26, 1996 for 900 guests.