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Aerialist Nik Wallenda walks tightrope across one of world's most active volcanoes | Nightline - YouTube
![Daredevil Nik Wallenda 'on cloud nine' after tightrope walk across Niagara Falls - The Washington Post | Niagara falls, Niagara, Tightrope walker Daredevil Nik Wallenda 'on cloud nine' after tightrope walk across Niagara Falls - The Washington Post | Niagara falls, Niagara, Tightrope walker](https://i.pinimg.com/originals/e1/b4/c1/e1b4c1c98e2f083972ac74a4dcde985f.jpg)
Daredevil Nik Wallenda 'on cloud nine' after tightrope walk across Niagara Falls - The Washington Post | Niagara falls, Niagara, Tightrope walker
![Nik Wallenda's Risky Stunt for Discovery Channel Points to TV's Audience Troubles - The New York Times Nik Wallenda's Risky Stunt for Discovery Channel Points to TV's Audience Troubles - The New York Times](https://static01.nyt.com/images/2014/11/01/business/media/01daredevil-pic1/01daredevil-pic1-superJumbo.jpg)