Nik Wallenda walks on a tightrope 1,500 feet above a river near the Grand Canyon in Arizona on Sunday, June 23. <a href="index.php?page=&url=http%3A%2F%2Fwww.cnn.com%2F2013%2F06%2F24%2Fus%2Farizona-high-wire-wallenda%2Findex.html">The quarter-mile trek</a> over the Little Colorado River Gorge took 22 minutes and 54 seconds.
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. The quarter-mile trek over the Little Colorado River Gorge took 22 minutes and 54 seconds.
JOE KLAMAR/AFP/Getty Images
Wallenda's wife, Erendira, center, hugs his sister Lijana Hernandez, following the tightrope performer's historic walk in Arizona on June 23. <a href="index.php?page=&url=http%3A%2F%2Fwww.cnn.com%2F2012%2F06%2F13%2Fus%2Fgallery%2Fwallendas%2Findex.html">View photos of the Wallenda family through the years</a>.
Wallenda crosses gorge near Grand Canyon —
Wallenda's wife, Erendira, center, hugs his sister Lijana Hernandez, following the tightrope performer's historic walk in Arizona on June 23. View photos of the Wallenda family through the years.
Tim Boyles/Getty Images
Wallenda did the high-wire walk without the aid of a safety tether. All he used was a balancing pole.
Wallenda crosses gorge near Grand Canyon —
Wallenda did the high-wire walk without the aid of a safety tether. All he used was a balancing pole.
Tim Boyles/Getty Images
Wallenda speaks at a press conference after becoming the first person to traverse the gorge near the Grand Canyon.
Wallenda crosses gorge near Grand Canyon —
Wallenda speaks at a press conference after becoming the first person to traverse the gorge near the Grand Canyon.
JOE KLAMAR/AFP/Getty Images
Wallenda said the wind was worse than he anticipated. And twice he stopped, knelt and regained his composure.
Wallenda crosses gorge near Grand Canyon —
Wallenda said the wind was worse than he anticipated. And twice he stopped, knelt and regained his composure.
JOE KLAMAR/AFP/Getty Images
The feat was watched by a worldwide audience, according to the Discovery Channel, which televised the event in the United States.
Wallenda crosses gorge near Grand Canyon —
The feat was watched by a worldwide audience, according to the Discovery Channel, which televised the event in the United States.
JOE KLAMAR/AFP/Getty Images
"My family has done this for seven generations and 200 years, and I'm carrying on a legacy," Wallenda said. "This is something I've done since I was 2 years old, and it truly is my passion." <a href="index.php?page=&url=http%3A%2F%2Fwww.cnn.com%2F2013%2F06%2F24%2Fus%2Fgallery%2Fnik-wallenda%2Findex.html">View photos of his previous feats.</a>
Wallenda crosses gorge near Grand Canyon —
"My family has done this for seven generations and 200 years, and I'm carrying on a legacy," Wallenda said. "This is something I've done since I was 2 years old, and it truly is my passion." View photos of his previous feats.
JOE KLAMAR/AFP/Getty Images