Photos: Wallenda crosses gorge near Grand Canyon

Nik Wallenda walks on a tightrope 1,500 feet above a river near the Grand Canyon in Arizona on Sunday, June 23. <a href='http://www.cnn.com/2013/06/24/us/arizona-high-wire-wallenda/index.html'>The quarter-mile trek</a> over the Little Colorado River Gorge took 22 minutes and 54 seconds.

Nik Wallenda walks on a tightrope 1,500 feet above a river near the Grand Canyon in Arizona on Sunday, June 23. The quarter-mile trek over the Little Colorado River Gorge took 22 minutes and 54 seconds.