Stewards of the iconic buildings and grounds of Capitol Hill since 1793.

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The Rayburn House Office Building, completed in early 1965, is the third of three office buildings constructed for the United States House of Representatives.
The Rayburn House Office Building, completed in early 1965, is the third of...

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A virtual Map of Capitol Hill from above
View a map of the U.S. Capitol and other buildings and grounds cared for by the...

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Photo of Capitol Hill steps.
Download a PDF of the full list.

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Photo of US Capitol Building made of plant materials.
The U.S. Botanic Garden’s annual holiday exhibit is on display November 27...

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