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

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Old Senate Chamber designed by Benjamin Henry Latrobe, this room was home to the U.S. Senate from 1819 until 1859 and later to the U.S. Supreme Court from 1860-1935.
Located north of the Capitol Rotunda is the richly decorated Old Senate...

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

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Sarracenia leucophylla x alata photo.
Learn about carnivorous plants on September 6 at 10:30 a.m.

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Blog Posts By 'Stephen T. Ayers'

October 22
By: Stephen T. Ayers
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U.S. Capitol Dome
Architect of the Capitol Stephen T. Ayers, FAIA, LEED AP, reflects on the AOC's effort to restore the U.S. Capitol Dome.
July 23
By: Stephen T. Ayers
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Engraving showing the first dome of the U.S. Capitol, designed by Charles Bulfinch. By William H. Bartlett, circa 1840.
Architect of the Capitol Stephen T. Ayers, FAIA, LEED AP, remembers one of the major players in the history U.S. Capitol, Charles Bulfinch.
February 08
By: Stephen T. Ayers
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State of the Union - Jauary 24, 2012
Every winter, Congress has the honor of welcoming the President of the United States to the U.S. Capitol for the annual State of the Union Address. Architect of the Capitol Stephen T. Ayers reflects...
January 22
By: Stephen T. Ayers
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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 feet of windows – of all different shapes, size and age – cared for by the AOC.
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