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Black and white picture of Frederick Law Olmsted  best known for designing the grounds of New York City’s Central Park, the U.S. Capitol in Washington, D.C., the Biltmore Estate in North Carolina, and the 1893 World’s Columbian Exposition in Chicago.
Regarded as the founder of American landscape architecture, Frederick Law...

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The Summerhouse on the Capitol Grounds surrounded by pink azalea flowers.
A few ideas to help you in planning a visit to Capitol Hill.

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Painted portrait of Dr. William Thornton
The Architect of the Capitol (AOC) is the builder and steward of America’s...

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Picture of Richard Hartlage, Partner and CEO of Land Morphology in front of a garden
Learn from Partner and CEO of Land Morphology Richard Hartlage's experiences on...

Explore Capitol Hill

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    About the U.S. Capitol Building

    The United States Capitol Building is located in Washington, D.C., at the...

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    Rayburn House Office Building

    The Rayburn House Office Building, completed in early 1965, is the third of...

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    Capitol Dome

    The U.S. Capitol’s dome made of cast iron was designed by Thomas U. Walter and...

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    Capitol Rotunda

    The U.S. Capitol Rotunda is a large, domed, circular room 96 feet in diameter...

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    Russell Senate Office Building

    The Russell Senate Office Building (built 1903-1908) is the oldest of the...

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Buildings