CHICAGO - The view from the tallest skyscraper in the Western Hemisphere just got better.

Some may experience a floating sensation when stepping into one of four glass boxes that jut out from the indoor observation deck at the Sears Tower.

"The Ledge," unveiled on Wednesday, invites visitors to step onto a 1-1/2 inch-thick glass floor suspended 1,353 feet in the air.

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Photos: AFP, Reuters