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

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Capitol Rotunda
The U.S. Capitol Rotunda is a large, domed, circular room located 96 feet in...

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Capitol Visitor Center
The Office of Congressional Accessibility Services (OCAS) provides a variety...

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Spring 2014 Cover Image
The Architect of the Capitol magazine, Foundations & Perspectives,...

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East Front Plaza Repairs
AOC is making repairs to expansion joints on the East Front Plaza of the...