Petronas Twin Towers, are among the tallest buildings in the world
Petronas Twin Towers, two skyscraper office buildings in Kuala Lumpur, Malaysia, which are among the tallest buildings in the world. The layout of both towers is identical: an eight-lobed circular structure with 88 storeys and a pyramid-shaped top surmounted by a slender steel spire. Both rise to a height of 1,483 feet (451.9 metres), 242 feet (73.6 metres) of which is for the pinnacle and spire. Each building is supported by 16 large columns, which, like the rest of the frame, are made of high-strength, steel-reinforced concrete rather than structural steel; the exterior cladding is stainless steel and glass. A two-storey sky bridge connects the two towers between the 41st and 42nd floors. In 1996, after the spires were attached to the buildings (and thus each tower had reached its full height), the Petronas Twin Towers were declared the tallest buildings in the world, eclipsing the previous record holder, the 110-storey Sears Tower (now Willis Tower) in C...