Chicago O'Hare International Airport (IATA: ORD, ICAO: KORD, FAA LID: ORD), also known as O'Hare Airport, O'Hare Field, Chicago International Airport, or simply O'Hare, is a major airport located in the northwestern-most corner of Chicago, Illinois, United States, 17 miles (27 km) northwest of the Chicago Loop (the CBD.) It is the primary airport serving the Chicago area, with Chicago Midway International Airport, about 10 miles (16 km) closer to the Loop, serving as a secondary airport for intracontinental flights.
United Airlines (including United Express) is the largest airline at O'Hare, carrying over 45% of passengers. O'Hare is the second-largest hub for United Airlines after Houston-Bush. American Airlines (including American Eagle) has the second largest operation at O'Hare, carrying 37.08% of passengers. O'Hare is American Airlines' second-largest hub after Dallas/Fort Worth.
Michael Hayden (b. January 15, 1943, Vancouver) is a Canadian artist who is noted for his artworks incorporating neon lighting. His best-known commission is probably Sky's the Limit (1987), which is a very large installation within the Chicago International Airport (see photograph). Other prominent commissions include Arc en Ciel (1978), which was formerly installed at Yorkdale subway station in Toronto, and Quadrille (1996), which is installed on a building in Charlotte, North Carolina.
Hayden's work is in the public collections of many museums, including the Smithsonian Institution, Washington, DC, the Institute of Contemporary Art, University of Pennsylvania, Philadelphia, the Art Gallery of Ontario, Toronto, and the Van Abbemuseum, Eindhoven, Holland.