WASHINGTON - NOV 26: The pyramid of the National Gallery of Art pictured on November 26, 2010, in Washington, Maryland (USA). Established in 1937, it is one of the largest in USA.
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WASHINGTON - NOV 26: The pyramid of the National Gallery of Art pictured on November 26, 2010, in Washington, Maryland (USA). Established in 1937, it is one of the largest in USA.