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

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Dirksen Senate Office Building is a seven-story building faced in marble.
The Dirksen Senate Office Building was the second of three office buildings...

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Screenshot of Google Maps image of United States Capitol and surrounding areas.
Located at the center of Washington, D.C., the U.S. Capitol Building and other...

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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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Letterpress Print of a leaf
Learn to turn local invasive weeds into useful materials on October 12 at 1:30...