J.K. Rowling lost her billionaire status because she donated so much of her money to charity.
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Korean Okhwan Yoon left behind a profitable business to cycle the world in aid of world peace. For over 9 years, he has biked across 192 countries on six continents, and has survived 6 car accidents, malaria, extreme temperatures, robbery, and kidnapping.
16
The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
In the case of an emergency, a Crayola crayon can be used as a candle and will burn for about 15 minutes.
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