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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Detailed view of Chrysanthemum flowers
Learn about these "Starry Eyed Daughters of the Fall" at the U.S Botanic Garden...

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Blog Posts By 'Michael Dunn'

October 24, 2012
By: Michael Dunn
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The Capitol Dome in Fall 2012
Michael Dunn, AOC’s chief of photography, draws upon his 15 years of experience to share tips for photographing the Capitol Grounds in fall.
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