More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
According to official documents, Luo Meizhen was born in 1885, which would make her 127 years old when she died in 2013 and the oldest person ever to have lived.
9
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
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
Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
22