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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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Escape the winter weather and experience the blooms evoking spring in the U.S....

Architecture

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    Then & Now: O'Neill House Office Building

    In 2017, care of the building was transferred from the General Services Administration to AOC.

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    AOC Moves the House Office Buildings Storerooms

    The House laborers continuously improve service delivery and efficiency, even if they have to face down a wolf to do…

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    Bringing Cannon Back to the Future

    High in the sky, about 50 feet above the roof, a crane is peeking out of the Cannon House Office…

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House Office Buildings