New York's towering skyscrapers might make your jaw drop, but for something truly unique, there's Vessel. Hudson Yards has been given a new lease on life thanks to the larger-than-life artistry of its latest installation.

The open-air tower is a hive of tourist activity, and everywhere you look offers a new perspective – whether that's the ever-growing number of landings below, the views through the layers of stairs, or even the Hudson.