Nik Wallenda tightrope walks across US river gorge
24 June 2013 Last updated at 08:08 BST
A man from a celebrated family of professional daredevils has completed a tightrope walk over the Little Colorado River Gorge near the Grand Canyon.
Nik Wallenda completed the stunt on a 2in (5cm) thick steel cable, 1,500ft (457.2m) above the ground.
The 34-year-old took almost 23 minutes to cross the gorge. Jane Frances-Kelly reports.
Footage courtesy of the Discovery Channel