Take a Peek Over "The Ledge" - NBC 7 San Diego

    Take a Peek Over "The Ledge"

    The new Sears Tower SkyDeck installation lets visitors stand on a sheet of glass 103 stories above Chicago's busy streets. (Published Wednesday, Jul 1, 2009) The new Sears Tower SkyDeck installation lets visitors stand on a sheet of glass 103 stories above Chicago's busy streets. See More