The Old Supreme Court Chamber is the first room constructed for the use of the nation's highest judiciary body and was used by the Court from 1810 until 1860. Built by Benjamin Henry Latrobe, it was a significant architectural achievement, for the size and structure of its vaulted, semicircular ceiling were virtually unprecedented in the United States.
The Old Supreme Court Chamber is the first room constructed for the use of the...


The Summerhouse on the Capitol Grounds surrounded by pink azalea flowers.
A few ideas to help you in planning a visit to Capitol Hill.


Photo of Capitol Hill steps.
Download a PDF of the full list.


Photo of damage to be restored.
The focus of the Rotunda Restoration will be to remove hazardous materials (...

Blog Posts Categorized 'Architecture'

A Rotunda Roundup

Posted by Sarah Bublitz on August 05, 2015

Sunset in the Capitol Rotunda.
The U.S. Capitol's rotunda is closed this month to prepare for restoration, but there are six other rotunda areas visitors should be sure to see.

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Designing with ADA in Mind

Posted by Nancy Skinkle on July 22, 2015

Accessible ramp at Senate Parks near the Senate Underground Garage.
The AOC's Facilities Planning and Programming Division incorporates seemingly small improvements into the design of our facilities and their outside environments, helping not only those with disabilities, but each one of us.

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What's hiding in National Statuary Hall?

Posted by Sharon Gang on May 20, 2014

AOC employee working on touching up columns in Statuary Hall
Next time you're in Statuary Hall on the second floor of the U.S. Capitol near the House Chamber, look closely.

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Saving the U.S. Capitol Dome

Posted by Stephen T. Ayers on October 22, 2013

View of the U.S. Capitol Dome with light in the windows
Architect of the Capitol Stephen T. Ayers, FAIA, LEED AP, reflects on the AOC's effort to restore the U.S. Capitol Dome.

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Constructing the Capitol: The Oven

Posted by Matt Guilfoyle on June 18, 2013

Early House of Representatives Chamber (artist representation)
Too hot or too cold – there is no pleasing everyone when it comes to the right temperature in the office. But while today the AOC provides a climate-controlled environment to the buildings of Capitol Hill, 212 years ago this wasn’t the case.

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How the Crypt Got its Name

Posted by AOC Curator Office on March 04, 2013

The Capitol Crypt, which now houses statuary and exhibitions, was once used as an informal storage space where bicycles were parked, seen here circa 1900.
The term "crypt" has long referred to a space beneath the main floor of a church or a chamber in a mausoleum. For many of us it suggests somber, stony silence and perhaps dusty coffins. The Capitol Crypt, however, is a different thing altogether.

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Windows of Capitol Hill

Posted by Stephen T. Ayers on January 22, 2013

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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