1. Burj Khalifa
Known as Burj Dubai prior to it inauguration, Khalifia Tower in Arabic, is a skyscraper in Dubai, United Arab Emirates, and is the tallest man-made structure in the world having 829.8 meter (2,772 ft).
Its construction was begun on 21 September 2004, with the exterior of the structure completed on 1 October 2009. The building officially opened on 4 January 2010.
2. Taipei 101
Taipei 101, skyscraper in the Hsinyi dist, Taipei, Twain; also known as the Taipei Financial Center. With 101 stories and reaching 1,671 ft (509 m) high, Taipei 101 became the world’s tallest building when it was topped out in 2003, surpassing the Petronas Towers; it was surpassed in 2007 by the Burj Kahlifa, which was still under construction. Work on Taipei 101 began in 1999 and was completed in 2004.
3. Shanghai World Financial Center
At the third spot there lies the Shanghai World Financial Center, a skyscraper located in the Pudong district of shanghai, China. It was designed by Kohn Pedersen Fox and develop by the Mori Building Company, with Leslie E. Robertson Associates as its structural engineer and China State Construction Engineering corp and Shanghai Construction (Group) General Co. as its main contractor. On 14 September 2007, the skyscraper was topped out at 492.0 meters (1,614.2 ft), making it, at the time, the second-tallest building in the world and the tallest structure in Mainland china.
4. Petronas Towers
Petronas Towers, twin skyscrapers in Kuala Lumpur, Malaysia, that are the world’s tallest twin towers. Standing 1,483 ft (452 m) high, they were designed by the Argentinean-American architect Cesar Peli. The twin towers house Petronas, Malaysia’s government-owned oil company, as well as associated Malaysian firms and multinational companies. Built of steel-reinforced concrete columns clad in stainless steel and glass, with a design based on geometric patterns originating in ancient Islam, the 88-story buildings are connected at levels 41 and 42 by a double-decker pedestrian sky bridge, and each tower is surmounted by a 242-ft-high (74-m) pinnacle.
5. Zifeng Tower
Zifeng Tower (formerly known as Nanjing Greenland Financial Center) is a mixed-use complex comprising of several buildings resting on two cities, parcels A1 and A2. Parcel A1 contains a podium connecting two towers. The taller 450 m (1,476 ft) tower consists of offices and hotels, and the 100m (328 ft) tower contains purely office space. The shape and placement of the buildings are designed to echo the geometry of the existing roads and maximize exterior views of the city. The buildings’ composition maintains the east-west viewing corridors along East Beijing Road and provides a visual link to the nearby historical drum and bell towers.