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

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The Cannon House Office Building, completed in 1908, is the oldest congressional office building as well as a significant example of the Beaux Arts style of architecture.
The Cannon House Office Building, completed in 1908, is the oldest...

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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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National Statuary Hall in the U.S. Capitol lined with marble statues and columns
The Architect of the Capitol is responsible for the care and preservation of...

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Blog Posts By 'Andria Leo'

February 03
By: Andria Leo
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Sheep on the White House lawn, taken between 1916-1919. Image courtesy Library of Congress
The Capitol Grounds have long been a haven for wildlife, with residents ranging from squirrels to red-tailed hawks to a red fox. But sheep? If it had been left up to one Virginia farmer more than 90...
July 31
By: Andria Leo
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Bill from the Lawn Cycle Stand Manufacturing Co. to the Architect of the Capitol
Parking in Washington, D.C. has always been a challenge, but did you know they have been working to accommodate commuters on Capitol Hill for more than a century?
April 11
By: Andria Leo
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Squirrels on the Capitol Grounds
When walking across the Capitol Grounds there is one critter that can consistently be seen out and about – the squirrel. When did squirrels first come to Washington, D.C. and how did they end up here...
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