One skyscraper stands out from the rest in the Manhattan skyline. It's not the tallest, but it is the skinniest - the world's skinniest, in fact.
The 84-storey residential Steinway Tower, designed by New York architecture firm SHoP Architects, has the title of "most slender skyscraper in the world" thanks to its logic-defying ratio of width to height: 1-to-23 1/2.