Officially the tallest building in the world, the 160-story Burj Khalifa stands at a reported 2,717 feet. The building features an elevator with the longest travel distance in the world -- 120 stories. The tower has also broken the record for tallest structure, previously held by the KVLY-TV mast in Blanchard, North Dakota.
The Abraj Al-Bait Towers, also known as the Mecca Royal Hotel Clock Tower, in Mecca, Saudi Arabia, is the tallest building in Saudi Arabia and the tallest hotel in the world.
The Taipei 101 is a 101-story building is built on 380 concrete piles, sunk 262-feet into the ground. Inspired by its cultural environment, the architects wished to embrace the future and move forward with the world.
The tower rises in 8 canted sections, a design based on the Chinese lucky number '8.' It is a homonym for prosperity in Chinese, and the 8 sections of the structure are designed to create rhythm in symmetry, introducing a new style for skyscrapers.
The Shanghai World Financial Center has 101 floors above ground level and soaring to a height of 1614-feet. It is home to the Shanghai Stock Exchange and financial institutions and hotels from around the world and international conference facilities.
The International Commerce Centre is a unique development in Hong Kong featuring a cutting-edge commercial space luxury residential development, modern retail and two 6-star hotels in a single location.
Petronas, short for Petroliam Nasional Bhd, is Malaysia's national petroleum corporation. The 88-story buildings -- each considered the fifth and sixth tallest buildings in the world -- are connected with a Skybridge. The bridge is supported by a "three-hinged arch" consisting of giant round bearings at the base and a pair of legs 167-feet in length.
The Zifeng tower, aka the Greenland Center-Zifeng Tower and formerly known as the Nanjing Greenland Financial Center, is a 66-story structure that offers views of nearby mountains and lakes. It stands at 1,500 feet tall.
The Willis Tower -- formerly known as the Sears Tower -- stands at 1,450 feet and has 110 stories. It is the tallest building in the Western hemisphere and sits in the heart of Chicago.
According to ARUP.com, the Kingkey 100 is the tallest building in Shenzhen, China and an iconic landmark in the country.
The world's tallest buildings feature elevators that ascend 100 floors in a minute, with views that oversee some of the world's biggest cities. Take a look at the top 10 tallest towers of the world.