Walking a tight rope

Updated: Jun 16, 2012 12:06 IST

Nik Wallenda looks out prior to his tightrope walk in Niagara Falls, NY to attempt what nobody has done before: A high wire walk directly over the precipice at Niagara Falls and 190 feet above the churning torrent below. AP/David Duprey
5/15
Nik Wallenda looks out prior to his tightrope walk in Niagara Falls, NY to attempt what nobody has done before: A high wire walk directly over the precipice at Niagara Falls and 190 feet above the churning torrent below. AP/David Duprey

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