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

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United States Capitol - 1846
The history of the United States Capitol Building begins in 1793. Since then,...

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

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AOC Receives Historic Preservation Award
The Architect of the Capitol strives to perform all work at a high level of...

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Union Troops lined up in front of the Capitol in 1861
Weekdays at 3 p.m. — In honor of the 150th Anniversary of the Civil War, a...