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

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United States Capitol - 1846
The history of the United States Capitol Building begins in 1793. Since then,...

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

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Capitol Power Plant
Stephen T. Ayers, FAIA, LEED AP, Architect of the Capitol, announced on June 6...

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