AT&T Building (now 550 Madison Avenue)

The AT&T Building, now known as 550 Madison Avenue, is an iconic skyscraper located in New York City. Completed in 1984, it was designed by architect Philip Johnson and features a distinctive postmodern style, characterized by its "Chippendale" roofline. Initially built for AT&T, it housed the company’s headquarters until 1994. The building is notable for its unique architectural design that blends traditional elements with modern materials. It has been a prominent part of the Manhattan skyline and underwent renovations in recent years, including a conversion to luxury office spaces and retail.