AT&T Corporate Center
The Franklin Center is a 60-story supertall skyscraper completed in 1989 as the AT&T Corporate Center to consolidate the fundamental place headquarters of the American Telephone & Telegraph Company (AT&T). It stands at a height of 1,007 feet (307 m) and comprises 1.7 million sq ft (160,000 m2) in the Loop area of downtown Chicago. It's located northeast of the Willis Tower and two blocks east of the Chicago River with a main address of 227 West Monroe Street and an address of 100 South Franklin Street.
Le Parc Tower
Le Parc Tower is a high-rise Construction Situated in the block bounded by Avenida Cerviño, Gody Cruz, Demaria and Fray Justo Santamaria de Oro in the Area of Palermo in Buenos Aires, Argentina.This luxury residential construction developed between 1991 and 1995 by RAGHSA SA was designed by Mario Roberto Álvarez and Associates. 51 floors and 158 meters (518 feet) tall, it was the tallest residential building in the nation between its completion in 1995 and the completion of the first of two El Faro towers in 2003. Source: Wikipedia