List of tallest buildings and structures
The world's tallest artificial structure is the Burj Khalifa in Dubai (of the United Arab Emirates). The building gained the official title of "Tallest Building in the World" and the tallest self-supported structure at its opening on January 9, 2010. The second-tallest self-supporting structure and the tallest tower is the Tokyo Skytree. The tallest guyed structure is the KVLY-TV mast.
List of tallest buildings in Nanjing
This list of tallest buildings in Nanjing ranks skyscrapers in Nanjing, in Jiangsu, China by height. The tallest building in Nanjing is currently the Zifeng Tower which is high and is the 11th tallest building in the world.