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Equivalent in size to six Empire State Buildings, the buildings of the U.S. Congress and Supreme Court must be operational at all times. Maintaining them at the highest level possible demands the best effort of the employees of the Architect of the Capitol and their equipment.

The Architect of the Capitol is responsible for the preservation and maintenance of the stone exterior of the U.S. Capitol as well as the exteriors of all of the other buildings on Capitol Hill. As the buildings have aged, the challenge of caring for their ornate stone facades has only increased.

It took both brawn and brains to move a beautiful (and hefty) treasure when the Magna Carta display was moved from the Capitol Rotunda to its new home in the Capitol Crypt.

The Capitol Power Plant has undergone significant changes as new buildings were built, and more modern and efficient equipment was installed, but what hasn't changed is the commitment of the staff. The plant's staff are highly-skilled and extremely dedicated — many have worked there for decades.

The Russell Senate Office Building is looking really good for its age but, to keep it in tip-top condition, the Architect of the Capitol spent some time studying the building's exterior in preparation to clean, repair and restore the exterior envelope of this historic building.

The iconic "Walter dome" atop the Capitol is recognized around the world as a symbol of American strength and freedom. During its construction from 1855 to 1866, perhaps the greatest threat to the dome was the outbreak of the Civil War. To protect the capital city, a garrison of Union soldiers was stationed within the Capitol.