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

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Layout of the Capitol Grounds drawn by Landscape Architect Frederick Law Olmsted in 1874.
Landscape Architect Frederick Law Olmsted designed the U.S. Capitol Grounds in...

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A view of the Capitol Visitor Center lit up at night
The Office of Congressional Accessibility Services (OCAS) provides a variety...

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Painted Portrait of Benjamin Henry Latrobe
Benjamin Henry Latrobe was hired by President Jefferson in 1803 to fill the...

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Instagrammers in the Olmsted Summerhouse on the Capitol Grounds
Early on this beautiful September morning, a group of Instagrammers came...

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Twenty-four hours a day – seven days a week – 365 days a year, the more than 2,600 people of the Architect of the Capitol (AOC) serve the nation as proud stewards of some of the most iconic buildings and grounds in the world.

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