Ping An Finance Centre is the tallest building in China, and second tallest in the world....

The Keangnam Hanoi Landmark 72 is taller than Saigon's Bitexco tower. It's the tallest building in V...

Here's what it looks like at the top of the tallest building in the world.. and I have a debate abou...

here's a quick look at the tallest building in the world...