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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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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AOC members holding the Historic Preservation Award that they received
The Architect of the Capitol strives to perform all work at a high level of...

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Masons work on Olmsted Terrace Steps
AOC is undertaking a project to repair, clean and preserve the Olmsted Terrace...

William Penn's Treaty with the Indians, 1682

William Penn's Treaty with the Indians, 1682
Nicholas Gevelot
Artist
Overview 

Sandstone
1827
Capitol Rotunda, above north door

Last Updated: June 08, 2012