Taipei 101 Mall in Taiwan is one of the tallest buildings in the world. It is 509 metres high and has got 101 floors above ground and five underground. It is a modern steel and glass building,but it look like a traditional Chinese tower. Inside there are two fast elevators that take only 37 seconds to go from the 5th floor to the 89th.There are also offices ,restaurant , shops and night clubs. There is even a library. At night,the tower light up the city. The light has a different colour of the rainbow for each day of the week. Taipei 101 is an amezing building.