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Visitors can tour many highlights on Capitol Hill without registering.

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On February 24, 2010, President Barack Obama nominated Mr. Ayers to serve as...

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A skylight allows natural light to fill the hallway once occupied by a courtyard at the U.S. Capitol.
A look back at the transformation of the courtyards that once existed on the U....

Architecture

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    Renovated Bartholdi Park is a SITE(S) to Behold

    An in-depth summary of the recent park renovation.

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    USBG National Garden Turns 10

    The National Garden is a key element of the USBG, along with the Conservatory and Bartholdi Park.

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    National Garden Highlights Regional Plants and Sustainable Practice

    An outdoor laboratory for gardening in harmony with natural ecosystems.

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    Beyond the Dome – USBG Production Facility

    There are 16 growing zones, each one adjusted to precise light, temperature and humidity settings to ensure the plants' optimum…

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U.S. Botanic Garden