[1] Tables of these listings may be found in the following articles: The first sites in Chicago to be listed were four listed on October 15, 1966, when the National Register was created by the National Park Service: the settlement house Hull House, the Frank Lloyd Wright-designed Frederick C. Robie House, the Lorado Taft Midway Studios, and the site of First Self-Sustaining Nuclear Reaction.
There are numerous early skyscraper buildings designed by Louis Sullivan, and at least three sites relate to the city's role in nationwide retailing.
Chicago is a historic and continuing world port city due to its location on the Great Lakes, which has an outlet to the Atlantic Ocean via the St. Lawrence Seaway.
There are two listed properties that are watercraft: the German submarine U-505,[5][6][7][8] and a U.S. aircraft rescue vehicle, AVR 661.
Over 100 are also among the City of Chicago-designated landmarks, which include numerous more structures that do not yet meet National Register criteria for historic integrity or for other reasons have not been listed.