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

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Black and white picture of the Capitol being built on Capitol Hill in 1793.
The U.S. Capitol was built atop Jenkins’ Hill, now often referred to as “...

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A virtual Map of Capitol Hill from above
View a map of the U.S. Capitol and other buildings and grounds cared for by the...

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Photo of the Capitol dome with an enclosure.
Update: March 2015 Scaffoldin​g and Restoring PhaseThe Dome Restoration...

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Photo of US Capitol Building made of plant materials.
The U.S. Botanic Garden’s annual holiday exhibit is on display November 27...