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

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Thurgood Marshall Building
The Thurgood Marshall Federal Judiciary Building houses agencies that support...

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A crowd of people visiting the Capitol during visitor hours
Visitor Hours for the Buildings on Capitol Hill.

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Painted portrait of Dr. William Thornton
 The Architect of the Capitol (AOC) is the builder and steward of America’s...

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Eric Dinerstein, Director, Biodiversity and Wildlife Solutions, RESOLVE posing with some plants
Learn why some species are so scarce and others are so common November 13 at 2...

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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