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White's Legacy
Each Architect of the Capitol helped shape the iconic buildings and grounds we know today.
James Madison Memorial Building
The Madison Building is an unusual combination of a national shrine contained in a working building serving both as the Library's third major structure and as this nation's official memorial to President James Madison.
Hart Senate Office Building
The Philip A. Hart Senate Office Building is the third and newest office structure designed and built to serve the United States Senate.
Thurgood Marshall Federal Judiciary Building
Completed in 1992, the Thurgood Marshall building cost $101 million, providing more than 600,000 square feet of rentable space within its overall million-square-foot interior.
Capitol Power Plant
The Capitol Power Plant provides steam and chilled water used to heat and cool buildings throughout the U.S. Capitol campus.
Outdoor Gardens
Adjacent to the U.S. Botanic Garden Conservatory with entrances from Independence Avenue, Maryland Avenue (at 3rd street) and from the Conservatory Terrace.
U.S. Capitol Visitor Center
The U.S. Capitol Visitor Center is the newest addition to the historic Capitol Complex. At nearly 580,000 square feet, the Visitor Center is the largest project in the Capitol's more than two-century history and is approximately three-quarters the size of the Capitol itself.