Serving Congress and the Supreme Court, preserving America's Capitol, and inspiring memorable experiences

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Cascade of Books
A Cascade of Books by Frank Eliscu (1912–1996) is a bronze sculptural screen...

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The Summerhouse on the Capitol Grounds
A few ideas to help you in planning a visit to Capitol Hill.

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Dr. William Thornton
 The Architect of the Capitol (AOC) is the builder and steward of America’s...

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Masons work on Olmsted Terrace Steps
AOC is undertaking a project to repair, clean and preserve the Olmsted Terrace...
  • The AOC maintains the grounds of the U.S. Capitol
  • Dr. William Thornton
  • AOC gardener at the U.S. Botanic Garden
  • AOC employees

AOC's Story

AOC employees at work
The Architect of the Capitol traces its roots back to the laying of the Capitol cornerstone in 1793.

AOC's Work

U.S. Capitol Visitor Center
The Architect of the Capitol serves as builder and steward of many of the nation's most iconic landmarks.