
If you're scared of heights, it may be time to look away now.Not content with having the tallest building in America, the owners of Sears Tower in Chicago have installed four glass box viewing platforms which stick out of the building 103 floors up.The balconies are suspended 1,353 feet in the air and jut out four feet from the building's Skydeck.Fearless: Anna Kane, five, spreads out on the floor of the 10ft square box which is 1,353ft up.Look at all those tiny things that are usually huge.' John Huston, one of the owners of the Sears Tower, even admitted to getting 'a little queasy' the first time he ventured out on to the balcony. However,...