Random fact #21 A sea lion once saved a man.

Attempting to klll himself by jumping of San Francisco's Golden Gate Bridge, a man named Kevin Hines survived but broke his back. While it seemed he would be not long for this world, a sea lion came to the rescue, swimming beneath him and keeping him afloat until the coast guard arrived.

Random fact #20 There may be treasure in Virginia.

A set of coded texts known as the Beale Ciphers (as they were originally acquired by a prospector named Thomas Jefferson Beale in the early 1800s) are said to reveal the location of a massive treasure: approximately $43 million in gold, silver, and jewels. Of the three texts, one has been cracked, revealing that the treasure is in Bedford County, Virginia. Where exactly it is within that county remains unknown.

Random fact #19 The world's most successful pirate was a woman.

The 19th century Chinese pirate Ching Shih, a former prostitute and widow of fearsome pirate Cheng I, became a hugely successful pirate in her own right, succeeding her husband and eventually commanding more than 1,800 pirate ships and 80,000 men (the secrets she'd learned about her powerful clients at the brothel also came in handy).

Random fact #18 South Koreans are 4cm taller than North Koreans.

A researcher from Sungkyunkwan University in Seoul has found that North Koreans on average are four centimeters shorter than those in South Korea, pointing to malnourishment, economic stagnation, and lack of immigration as reasons for the stunted stature.

Random fact #17 A hiker found and returned an ancient wallet.

Halfway up a glacier in the Andes, hiker Ricardo Peña found a wallet. It turned out it belonged to a Uruguayan rugby player who had been in a 1972 crash of flight 571 in which all but 16 passengers died. As it turned out, the wallet belonged to one of the survivors. Peña tracked him down and returned the wallet, more than three decades after its loss.

 Random fact #16 Queen Elizabeth wouldn't sit on the Iron Throne.

When Queen Elizabeth paid a royal visit to the set of Game of Thrones in Northern Ireland, she refused to sit on the Iron Throne for legal reasons. As David Benioff told Esquire, "Apparently the Queen of England is not allowed to sit on a foreign throne…This is an esoteric rule we didn't know about until that moment."

Random fact #15 Bottled water expiration dates are for the bottle, not the water.

After a while, the plastic will start leaching into the liquid.