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Black and white picture of Frederick Law Olmsted  best known for designing the grounds of New York City’s Central Park, the U.S. Capitol in Washington, D.C., the Biltmore Estate in North Carolina, and the 1893 World’s Columbian Exposition in Chicago.
Regarded as the founder of American landscape architecture, Frederick Law...

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The Summerhouse on the Capitol Grounds surrounded by pink azalea flowers.
A few ideas to help you in planning a visit to Capitol Hill.

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Painted Portrait of Benjamin Henry Latrobe
Benjamin Henry Latrobe was hired by President Jefferson in 1803 to fill the...

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Photo of Musa velutina.
On February 28 at 10:30 a.m., trace the 7000-year journey of the banana from...

Visitor Hours

Please note: Many of these Capitol Hill buildings are working office buildings. Availability and hours are subject to change, due to special events or other considerations.

Visitor Hours for the Buildings on Capitol Hill.

Capitol Visitor Center

Monday – Saturday
8:30 a.m. – 4:30 p.m.

Closed Sundays, Thanksgiving Day, Christmas Day, New Year's Day and Inauguration Day.

Tours of the U.S. Capitol:
Monday – Saturday
8:50 a.m. – 3:20 p.m.

Visitors with official business appointments may enter the visitor center as early as 7:15 a.m.

Visit visitthecapitol.gov for more information about the U.S. Capitol Visitor Center.

U.S. Botanic Garden

Conservatory:
Open 10:00 a.m. – 5:00 p.m. daily, including all weekends and holidays.

National Garden:
Open 10:00 a.m. – 5:00 p.m. daily, including all weekends and holidays.

Bartholdi Park:
Open dawn to dusk, daily, including all weekends and holidays.

Visit usbg.gov for more information about visiting the U.S. Botanic Garden.

Congressional Office Buildings

House Office Buildings (Cannon, Longworth, Rayburn, Ford):
Open 7:00 a.m. – 7:00 p.m.

Senate Office Buildings (Russell, Dirksen, Hart):
Open to the public Monday – Friday, 7:00 a.m. – 8:00 p.m.

Library of Congress Buildings

All buildings are closed to the public on Sundays, Thanksgiving Day, Christmas Day and New Year's Day. The Madison and Adams buildings are closed all other federal holidays.

Thomas Jefferson Building:
Monday – Saturday
8:30 a.m. – 4:30 p.m.

James Madison Memorial Madison Building:
Monday – Friday
8:30 a.m. – 9:30 p.m.
Entry after 6 p.m. is reserved for researchers, staff, and those attending special programs.

Saturday
8:30 a.m. – 5:00 p.m.

John Adams Building:
Monday, Wednesday, Thursday
8:30 a.m. – 9:30 p.m.
Entry after 6 p.m. is reserved for researchers, staff, and those attending special programs.

Tuesday, Friday, Saturday
8:30 a.m. – 5:00 p.m.

Visit loc.gov/visit for more information on visiting the Library of Congress.

Supreme Court

Monday – Friday (except Federal Holidays)
9:00 a.m. – 4:30 p.m.

Visit supremecourt.gov/visiting for more information on visiting the Supreme Court of the United States.