COULD YOU HANDLE THIS ONE???
* Scheduled to open Jan. 1, 2006 Hualapai Indian Reservation
* Juts about 70 feet into the canyon, 4000 ft above the Colorado River
* Will accommodate 120 people comfortably
(Ha Ha!!!!! I can see you crawling on your hands and knees to look over the edge?)
* Built with more than a million pounds of steel beams, and includes dampeners that minimize the structure’s vibration.
* Designed to hold 72 million pounds, withstand an 8.0 magnitude earthquake 50 miles away, and withstand winds in excess of 100 mph
* The walkway has a glass bottom and sides…four inches thick
THIS MAY HELP YOU…….DEPENDS WILL BE AVAILABLE AT CONCESSION STAND!! Linked at: Sky Bridge and another good link to Destination Grand Canyon
Throw off the bowlines 
That would totally freak me out!!!!!