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

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U.S. Capitol Dome
The U.S. Capitol’s dome made of cast iron was designed by Thomas U. Walter and...

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

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Publications
The Architect of the Capitol annually publishes a wide variety of publications...

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Brumidi Corridors
Weekdays at 2 p.m. — A special tour of the Brumidi Corridors on the first floor...