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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Visitor Hours for the Buildings on Capitol Hill
Visitor Hours for the Buildings on Capitol Hill.

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Benjamin Henry Latrobe
Benjamin Henry Latrobe was hired by President Jefferson in 1803 to fill the...

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Earth Day Celebration at the U.S. Botanic Garden
Join the United States Botanic Garden for an Earth Day Celebration on the...

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