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Photograph of people walking outside on a Self-Guided Tour of Capitol Hill
Visitors can tour many highlights on Capitol Hill without registering.

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The Architect of the Capitol’s challenge is unique – maintaining aging, iconic buildings; adapting state-of-the-art technology; and increasing responsiveness to environmental, security and safety considerations in a rich historical setting.
The Architect of the Capitol's challenge is unique – maintaining aging, iconic...

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The Flanagan clock with marble columns in the background
In a world where everyone carries a cell phone and some carry more than one,...

Architecture

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    History with a Side of Mystery: the Rotunda Benches

    The benches of the Capitol Rotunda have also called a few other locations home over the years.

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    Crumbling Down and Building Up

    Addressing the stone pandemic takes a team of historic preservationists, structural engineers and stonemasons, among others.

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    How the Crypt Got its Name

    This circular room below the Rotunda is one of the most heavily used circulation spaces in the building, its floor…

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U.S. Capitol Building