Adili Wuxor, known as "Prince of the Tightrope", walks the tightrope above the "Bird's Nest" Olympic stadium in Beijing July 2, 2010. On Friday, Adili, completed his challenge to break the Guinness World Record for the longest period of time spent living and walking on a tightrope. Adili has been living in a cabin on the roof of the Bird's Nest for the past 60 days, spending 5 hours a day walking the tightrope,local media reported. [Photo/Agencies]