Here you can explore the only exhibition in the country dedicated to telling the story of Congress and the construction of the U.S. Capitol. Exhibit highlights include rarely seen historic documents from the National Archives and the Library of Congress, artifacts from around the country, and an 11-foot-tall touchable model of the Capitol dome. You may also watch the action on the floors of both chambers of Congress at the House and Senate theaters when Congress is in session. Numerous interactive stations allow you to discover more about Congress, its Members, and the Capitol. Hours: 8:30 a.m. – 4:30 p.m., Monday – Saturday.