Tightrope Walker Wallenda Crosses Niagara Falls

Nik Wallenda crossed Niagara Falls on a tightrope. Learn more about Nik Wallenda

Published On 06/16/2012
3:00 AM EDT
The 33-year-old tightrope walker braved strong winds and heavy spray to walk on a cable suspended about 200 feet above the biggest waterfall in North America. | Zou Zheng/Xinhua Press/Corbis