My old battered shoes climbed the worlds tallest building today. What an amazing structure! Tweeting from 820 meters straight up! — joemcnallyphoto, via instagram.com

He's already designed the world's tallest building (and highest apartments) at the Burj Khalifa, as well as Chicago's highest apartments (and second tallest tower). Now, Adrian Smith will be the architect of 225 West 57th Street, set to become New York City's tallest apartment building at 1,550 feet or higher. The project is years away, but it is already chasing a number of other 1,000-plus-foot projects onto the skyline. — New York Observer