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

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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...

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View of the U.S. Capitol Building from above at dusk
In order to ensure the safety of visitors and staff and to preserve the...

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Photo of Stephen T. Ayers, FAIA, LEED AP, Architect of the Capitol in front of the Capitol Building
On February 24, 2010, President Barack Obama nominated Mr. Ayers to serve as...

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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...

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Blog Posts Tagged 'sandstone'

March 18
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The quarry at Government Island provided sandstone for the construction of the White House and the U.S. Capitol building.
AOC Public Affairs Officer Matt Guilfoyle walks in the footsteps of the masons and laborers who worked the quarry at Government Island in Aquia, Virginia, to gather stone for the U.S. Capitol more...
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