Nik Wallenda's new book encourages people to face their fears
Nik Wallenda has been stunning crowds for years with his daredevil acts. He's walked a tightrope across Niagara Falls, the Grand Canyon and between two Chicago skyscrapers. And now he's opening up about what scares him in his new book.
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Nik Wallenda's new book encourages people to face their fears
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