Royal Gorge Suspension Bridge Key Chain. Billed as the World's Highest Bridge and located in Colorado at an Altitude of 6900 Feet. A Coin Charm Style Fob with Snap Link Bead Chain. A Bright Gold Colored Metal. Front of the Fob shows an Illustration of the Gorge in a Raised Design. Back of the Fob shows a History of the Bridge and Lots of Facts. Fob is About 1 1/8 Inches in Diameter. Unknown Origin, Unknown Metal and Unknown Vintage. Used but not Abused.