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 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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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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AOC working cleaning the National Garden
The National Garden is a treasure for everyone.