Nik Wallenda completes tightrope walk across Niagara Falls Posted on June 17, 2012 by Maria Rekrut Nik Wallenda completes tightrope walk across Niagara Falls Link:http://photoblog.msnbc.msn.com/_news/2012/06/15/12246606-nik-wallenda-completes-tightrope-walk-across-niagara-falls?lite
