Opened in 1962, it is named after John Foster Dulles the 52nd U.S. Secretary of State who served under President Dwight D. Eisenhower. The Dulles main terminal is a well-known landmark designed by Eero Saarinen, who also designed the famous TWA terminal (now the TWA hotel) at New York's JFK airport. Operated by the Metropolitan Washington Airports Authority, Washington Dulles Airport occupies straddling the Loudoun–Fairfax Most of the airport is in the unincorporated community of Dulles in Loudoun County, with a small portion in the unincorporated community of Chantilly in Fairfax County. The airport is one of the two that is located in the Washington metropolitan area.