Architecture of Chicago a new structural system of framed tubes in skyscraper design and construction. The first building to apply the tube-frame construction was the DeWitt-Chestnut Apartment Building which Khan designed and was completed in Chicago by 1966. This laid the foundations for the tube structures of many other later skyscrapers, including his own constructions of the John Hancock Center and Willis Tower (then named the Sears Tower) in Chicago and can be seen in the construction of the World Trade Center, Petronas Towers, Jin Mao Building, and most other supertall skyscrapers since the 1960s. Willis Tower would be the world's tallest building
Sears, Roebuck and Company Department Store (Miami, Florida) of the original structure was a seven-story tower. The original department store space had been demolished. The tower was preserved and incorporated it into the new Adrienne Arsht Center for the Performing Arts, built in 2006. The Sears building at one point absorbed a former Burdines department store. The Art Deco building was constructed in 1929, predating the Art Deco hotels on Ocean Drive. Sears, Roebuck and Company Department Store (Miami, Florida) The Sears, Roebuck and Company Department Store in Miami, Florida was an Art Deco building built in 1929 for Sears, Roebuck and Company. The building was the first