The United States Capitol is the home of the United States Congress, located on Capitol Hill in Washington, D.C.. It serves as the meeting place for the two chambers of Congress: the Senate and the House of Representatives. The building is an iconic symbol of American democracy and features a distinctive dome that rises above the city. Construction of the Capitol began in 1793, and it has undergone several expansions and renovations over the years. The Capitol is not only a working government building but also a popular tourist destination, where visitors can learn about the legislative process and the history of the United States.