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

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The bronze Statue of Freedom by Thomas Crawford is the crowning feature of the Dome of the United States Capitol.
The bronze Statue of Freedom by Thomas Crawford is the crowning feature of the...

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A crowd of people visiting the Capitol during visitor hours
Please note: Many of these Capitol Hill buildings are working office buildings...

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An AOC worker mowing the grass on the grounds of the U.S. Capitol
The roles and responsibilities of the Architect of the Capitol cover an...

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Detailed view of Piper nigrum plant
Learn how pepper, allspice, cinnamon, cloves and nutmeg became a part of our...

What's New

Olmsted Terrace Wall Cleaning and Repairs

Masons work on Olmsted Terrace Steps

Update January 2014: AOC is undertaking a multi-year project to repair, clean and preserve the Olmsted Terrace masonry walls around the Capitol Building. In 2014 the granite and marble masonry at the Senate Capitol north approach steps and west approach wall were cleaned and reconstructed. Work on other areas of the Olmsted Terrace will resume in Spring of 2015.  

 

 

Building: 
U.S. Capitol Building
Status: 
Ongoing
Tags: 
Capitol Grounds
Frederick Law Olmsted
Olmsted Terrace
Is a Video: 
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