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

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A crowd of visitors walking through the Capitol Visitor Center.
The U.S. Capitol Visitor Center provides a welcoming and educational...

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View of the U.S. Capitol Building from above at dusk
In order to ensure the safety of visitors and staff and to preserve the...

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Stewardship
The Architect of the Capitol is committed to the preservation and stewardship...

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The Flanagan clock with marble columns in the background
In a world where everyone carries a cell phone and some carry more than one,...

What's New

  • Construction workers working on the Olmsted Terrace Stone Preservation
  • Capitol Dome Restoration
  • War of 1812

Projects

Get the latest information on AOC projects taking place across Capitol Hill.

Events

Find out about events you can attend when visiting Capitol Hill.

Our Blog

Painting
Read a blog about the art, architecture and work on Capitol Hill written by AOC’s experts.