Serving Congress and the Supreme Court, preserving America's Capitol, and inspiring memorable experiences

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Cannon House Office Building
The Cannon House Office Building, completed in 1908, is the oldest...

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The Summerhouse on the Capitol Grounds
A few ideas to help you in planning a visit to Capitol Hill.

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Benjamin Henry Latrobe
Benjamin Henry Latrobe was hired by President Jefferson in 1803 to fill the...

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The AOC is responsible for nearly 600,000 square feet of windows
Architect of the Capitol Stephen T. Ayers reflects on the almost 600,000 square...
  • About the U.S. Capitol
  • Apotheosis of Washington
  • Neoclassical Architecture on Capitol Hill
  • About the Grounds

Architecture

Architecture
Learn about the architecture of U.S. Capitol Building and the other buildings and grounds on Capitol Hill.

Art

George Washington Art
The works of art on Capitol Hill reflect the development of the United States and the Congress.

Capitol Grounds

Capitol Grounds
The U.S. Capitol Grounds are approximately 274 acres featuring beautiful views and monuments.

Facts

Facts
Get answers to some of the most frequently asked questions about Capitol Hill.