Wallenda exuberant after wire walk across Niagara Falls
Niagara Falls Tightrope
Nik Wallenda walks across Niagara Falls on a wire, as seen from Niagara Falls, N.Y., 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/David Duprey)






