The Petronas Towers, also known as the Petronas Twin Towers and colloquially the KLCC Twin Towers, are an interlinked pair of 88-storey supertall skyscrapers in Kuala Lumpur, Malaysia, standing at 451.9 metres. From 1998 to 2004, they were officially designated as the tallest buildings in the world until they were surpassed by the completion of the Taipei 101 in 2004.