The first guy to win Who Wants To Be A Millionaire (USA) used none of his lifelines until the final question, where he called his dad. During the call, he told his dad he didn't need any help on the final question, but he just wanted to let him know that he was about to win $1,000,000.
29
A teen in Michigan built a working nuclear reactor. He taught himself how to build it as a weekend hobby project in his basement from ages 15-17 for $3500.
8
There's a swing on the edge of a cliff in Ecuador. It has no safety measures and is called the 'Swing at the End of the World'.
22