An architectural feat known as The Big Bend was introduced to the New York City skyline in 2017. At least, in theory. If built, the skyscraper would be the Big Apple's longest building — and the world ...

The Council on Tall Buildings and Urban Habitat (CTBUH) has developed its own system for classifying tall buildings, stating that the Burj Khalifa (828 m.) is the world’s tallest building right now.