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

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Black and white portrait of Constantino Brumidi holding an easel and paintbrushes.
Constantino Brumidi (1805–1880) is best known for the murals he painted in the...

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View of the U.S. Capitol Building from above at dusk
In order to ensure the safety of visitors and staff and to preserve the...

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Photo of House Pediment Damage
Fiscal Year 2015 Appropriations

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Military Band Concert playing at night in front of the Capitol
The 2014 series of concerts will be inaugurated by the Navy Band on Monday,...

Materials

  • A row of marble statues in National Statuary Hall in the U.S. Capitol.
    Marble is used throughout the U.S. Capitol Building, the congressional office...
     
  • Nighttime view of the cast iron used in the making of the Capitol's dome.
    Cast iron was used extensively in the U.S. Capitol’s mid-19th century House...
     
  • Sandstone walls and paintings of the U.S. Capitol Rotunda
    Sandstone was a common building material during the early years of Washington...
     

The materials used in the construction of the Capitol were chosen with care to ensure the building would be a lasting landmark. Learn more about these building materials, why they were used, and where they came from.

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