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

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The sun shining on the Ionic Columns on the Longworth House Office Building.
The Ionic column is typically identified by its capital, which includes large...

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Map of Capitol Hill
View a map of the U.S. Capitol and other buildings and grounds cared for by the...

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Publications
The Architect of the Capitol annually publishes a wide variety of publications...

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Cara holding her chocolate tree.
With Sprouts at the U.S. Botanic Garden, children learn about the magical world...

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Blog Posts By 'Alesia Call'

April 01
By: Alesia Call
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West Front of Capitol in March
Here at the Architect of the Capitol (AOC), our challenge is unique – we must maintain aging, iconic buildings while adapting to state-of-the-art technology and increasing responsiveness to...
January 07
By: Alesia Call
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Reduction in Energy Consumption FY 2007-2012
The Architect of the Capitol's Sustainability, Energy and Water Conservation Division is pleased to report that the AOC achieved and exceeded our annual energy reduction goal for FY 2012! This...
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