Petronas Towers

The Petronas Towers are two very tall skyscrapers in Kuala Lumpur, Malaysia. The building was officially opened by Prime Minister Mahathir Mohamad on August 31, 1999. They were the tallest buildings in the world until 2004, but still remain the tallest twin buildings. Each tower has 88 floors and they are connected by a sky-bridge between the 41st and 42nd floors. It is a commercial office building. Sources