Petronas twin tower 

KLCC ( KUALA LUMPUR CONVENTION CENTER ) 

Is the tallest twin building in the world with a height of 452 meters 

And connected by a bridge in the middle.  Petronas Twin Tower  was

Once the tallest building in the world for 8 years,  from 1996 to 2003.

Each building has 88 floors, complete with 32,000 windows, 

10 escalators and 29 of the world's fastest elevators.  

The double decker elevators found in KLCC are high-speed 

Elevators which take only 1 minute to travel from the bottom 

To the top.