181 West Madison Street

181 West Madison Street is a skyscraper in Chicago. Built in 1990, the building is 680 feet (207 m) tall and has 50 floors. It is architect Cesar Pelli's first and only completed tower in the city. The building was originally proposed to be 2,000 foot (610 m), but the size was reduced due to the stock market. Other websites Official website Emporis listing