Nik Wallenda High Wire Walk Over Pittsburgh

Nik Wallenda towers over the Pittsburgh skyline as he walks a high wire over 1000 feet long and 200 above the Allegheny River and the Roberto Clemente Bridge as part of the Three Rivers Regatta in Pittsburgh on July 3, 2009. Wallenda is the seventh generation of the legendary Great Wallendas, who have performed in circus acts since the 1800s. (UPI Photo/Archie Carpenter)