ArchitectFazlur KhanBangladeshi architect (1929–1982), 1929–1982Photograph of one of their buildings · JeremyA · CC BY-SA 2.5 · Wikimedia Commons2 buildingsBritish RajFurther readingWikipedia article↗Buildings875 North Michigan AvenueChicago, United StatesWillis TowerChicago, United States