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

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A black and white photograph of the United States Capitol in 1846.
The history of the United States Capitol Building begins in 1793. Since then,...

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

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AOC employee working on touching up columns in Statuary Hall
Next time you're in Statuary Hall on the second floor of the U.S. Capitol...
  • An AOC worker mowing the grass on the grounds of the U.S. Capitol
  • Painted portrait of Dr. William Thornton
  • Clive Atyeo, Gardener, USBG
  • AOC employees working on the maintenance, operation, development, and preservation of the United States Capitol complex.