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U.S. Capitol Dome was constructed with 8,909,200 pounds of ironwork bolted together in a masterpiece of American will and ingenuity.
The U.S. Capitol’s dome made of cast iron was designed by Thomas U. Walter and...

Featured

Featured

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

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City of Trees book cover artwork
Enjoy the fall foliage that graces the U.S. Capitol Grounds on November 15 at...

Press Room

Apr 17, 2015
Here at the Architect of the Capitol (AOC), our challenge is unique – we...
Dec 22, 2014
WASHINGTON — H.R. 83, the Consolidated and Further Continuing...
Nov 24, 2014
WASHINGTON — The U.S. Capitol Christmas Tree will be lit during a ceremony...
Nov 17, 2014
November 18, 2014, at 11:00 a.m. The Architect of the Capitol will conduct...

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