Serving Congress and the Supreme Court, preserving America's Capitol, and inspiring memorable experiences

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U.S. Botanic Garden Conservatory
From jungle to desert to primeval paradise, the indoor gardens and galleries...

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Prohibited Items at the U.S. Capitol Building
In order to ensure the safety of visitors and staff and to preserve the...

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East Front of the U.S. Capitol Building
AOC’s annual Performance and Accountability Report provides the results of the...

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Nitrate vault at the Library of Congress Packard Campus
The Architect of the Capitol (AOC) is responsible for managing all of the...

U.S. Capitol Building

The United States Capitol Building is located in Washington, D.C., at the eastern end of the National Mall on a plateau 88 feet above the level of the Potomac River. Learn about the history, art and architecture of the U.S. Capitol Building here, and take an interactive look at the building through the Architect's Virtual Capitol.

For information on touring the U.S. Capitol building visit: www.visitthecapitol.gov.

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