NEW : Niagara Falls was not wearing a safety tether , and no net was below him . NEW : two watched the 600-foot-long high-wire walk in Florida , Florida . He garnered headlines Last June by walking across Niagara Falls . `` Props to my great-grandfather Karl Wallenda , because I can almost guarantee you he would have stopped in the middle of this cable and have done a headstand , '' he said near the halfway point . Nik Wallenda is the first person in recent history to cross over the actual falls .
NEW : Niagara Falls was not wearing a safety tether , and no net was below him . NEW : two watched the 600-foot-long high-wire walk in Florida , Florida . He garnered headlines Last June by walking across Niagara Falls . Nik Wallenda is the first person in recent history to cross over the actual falls .