Key Tower References Key Tower building, Cleveland, Ohio, United States Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Cleveland/ History…Tower (1985) and the 63-story Key Tower (1991), at the time of its completion the tallest building between New York City and Chicago. Read More…Tower (1985) and the 63-story Key Tower (1991), at the time of its completion the tallest building between New York City and Chicago. Read More