United States Capitol Complex
The United States Capitol Complex is a group of twenty buildings, grounds, and facilities in Washington, D.C., that are used by the United States Congress, and Federal courts. The buildings and grounds within the complex are managed and supervised by the Architect of the Capitol.
The Capitol Building is the central feature of the complex, other parts of the Capitol Complex include:
I. United States Congress
II. United States Courts Buildings
In addition to the buildings listed above, several monuments, sculptures, and other works of art are located in and around the Capitol Complex. These include the National Statuary Hall Collection and the Statue of Freedom among many others.
The westernmost part of the grounds is the Capitol Reflecting Pool, which reflects the Capitol and the Ulysses S. Grant Memorial.
With the exception of the Ford and O'Neill House Office Buildings, all House and Senate office buildings within the Capitol Complex are linked to the Capitol via an underground network of people movers or footpath tunnels.
Some text from this article came from the public domain webpages of the Architect of the Capitol: