The Twisting Titan: Shanghai Tower (#3)

China's Shanghai Tower, the world's third tallest at 632 meters, features a unique asymmetrical form that twists 120 degrees from base to top. This innovative design isn't just for looks; it reduces wind loads by 24%, saving on structural materials. Inside, it houses some of the world's fastest elevators, rocketing passengers at an astonishing 20.5 meters per second (74 km/h).