Wallenda exuberant after wire walk across Niagara Falls
Niagara Falls Tightrope
Nik Wallenda completes his walk over Niagara Falls on a tightrope in Niagara Falls, Ont., on Friday, June 15, 2012. Wallenda battled brisk winds and thick mist Friday to make history, becoming the first person to walk across Niagara Falls on a tightrope. (AP Photo/The Canadian Press, Frank Gunn)






