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

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Frieze of American History
The Frieze of American History in the Rotunda of the United States Capitol...

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Guided Tours: Buildings on Capitol Hill
Official Tours of the U.S. Capitol Building are offered Monday through...

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

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The AOC is responsible for nearly 600,000 square feet of windows
Architect of the Capitol Stephen T. Ayers reflects on the almost 600,000 square...