5 Largest Towers In The World Which Shows Extreme Development

1.Burj Khalifa - Dubai:

Burj Khalifa, known as Burj Dubai prior to its inauguration, is a skyscraper in Dubai, United Arab Emirates, and is the tallest man-made structure in the world, at 829.8 m (2,722 ft).

Construction began on 21 September 2004, with the exterior of the structure completed on 1 October 2009. The building officially opened on 4 January 2010,and is part of the new 2 km2 (490-acre) development called Downtown Dubai at the 'First Interchange' along Sheikh Zayed Road, near Dubai's main business district. The tower's architecture and engineering were performed by Skidmore, Owings and Merrill of Chicago, with Adrian Smith as chief architect, and Bill Baker as chief structural engineer.The primary contractor was Samsung C&T of South Korea.

2. Tokyo Sky Tree - Japan:

Tokoyo Sky Tree has appeared in the Narihirabashi/Oshiage area of Sumida Ward, Tokyo in 2012. Boasting a height of 634m, the tower is one of the world's tallest.The construction posed a substantial technical challenge, and Obayashi was utilizing a number of proprietary technologies in the construction of this new global landmark.

3. Shanghai Tower - China:

At a height of 632 meters, Shanghai Tower, located in the Chinese city of Shanghai, is almost 200 meters shorter than Burj Khalifa in Dubai. Although the skyscraper is due to be completed during the course of 2014, it has already topped out (reached its final height) and thus garnered second place in the list of the world's tallest buildings. In addition, Shanghai Tower will be home to the world's fastest elevators, which will climb the tower at the speed of 18 meters per second.

4. Makkah Clock Royal Tower - Makkah: 

The Fourth-tallest building in the world is the Makkah Clock Royal Tower, whose most striking feature is its clock tower. The clock face is so large that the clock can be seen from 25 kilometers away. The 601-meter-tall building was completed in 2012 and is situated in Makkah, Saudi Arabia.

5. Canton Tower,Guangzhou - China:

Canton Tower formerly known as Guangzhou TV Astronomical and Sightseeing Tower and also known as Guangzhou Tower is a 600m, 1,969 ft tall multi-purpose observation tower in the Haizhu District of Guangzhou (historically known as Canton or Kwangchow), Guangdong, China The tower was topped out in 2009 and it became operational on 29 September 2010 for the 2010 Asian Games. The tower briefly held the title of tallest tower in the world, replacing the CN Tower, before being surpassed by the Tokyo Skytree in 2011. It was the tallest structure in China prior to the topping out of Shanghai Tower on 3 August 2013. It is now the fifth-tallest freestanding structure in the world.