CNA Plaza is a 600-foot, 44-story high-rise building located at 325 South Wabash Avenue in Chicago. It is a simple, rectangular International Style building, but it is unique in that the entire building is painted bright red, turning an otherwise ordinary-looking structure into one of the most eye-catching buildings in the city. It was designed by the firm of Graham, Anderson, Probst & White and was completed in 1972. Chicago (officially named the City of Chicago) is the third largest city in the United States (after New York City and Los Angeles), with an official population of 2,896,016, as of the 2000 census. ... The Weissenhof Estate in Stuttgart, Germany (1927) The Weissenhof Estate in Stuttgart, Germany (1930) The International style was a major architectural trend of the 1920s and 1930s. ... 1972 (MCMLXXII) was a leap year starting on Saturday (the link is to a full 1972 calendar). ...