Take a look inside the penthouse of the tallest residential building in the western hemisphere. Featuring interior design by Kelly Behun, the 3,977 square foot home consists of three bedrooms, three bathrooms, a powder room, library, laundry room, private entrance and gallery. Perhaps most impressive however, are its views, thanks to its placement 1,224 feet above the New York City skyline. Scroll down for more image and click here for more design news.