The Board shall construct for the Smithsonian Institution, with funds raised by voluntary contributions, a building to be designated as the John F. Kennedy Center for the Performing Arts on a site in the District of Columbia bounded by the Inner Loop Freeway on the east, the Theodore Roosevelt Bridge approaches on the south, Rock Creek Parkway on the west, New Hampshire Avenue and F Street on the north, which shall be selected for such purpose by the National Capital Planning Commission. The National Capital Planning Commission shall acquire by purchase, condemnation, or otherwise, lands necessary to provide for the John F. Kennedy Center for the Performing Arts and related facilities. Such building shall be in accordance with plans and specifications approved by the Commission of Fine Arts