25 Interesting Facts You Never Knew

Did you know that the smallest park in the world is a circle of 2 ft (0.61 m) across, with a total area of 452 sq in (0.292 m²) which is located in Portland, Oregon? The park is called Mill Ends Park and, according to a legend, a leprechaun named Patrick O'Toole lives there.

Did you know that Ritter Sport chocolate is made square to be able to fit into the pocket of a sports jacket?

Did you know that there is a silent disco - a disco where people dance to the music in headphones? Instead of using acoustic system, the music is broadcast through the FM-transmitter for wireless receivers built into the headphones. Those who are not in the headphones can't hear the music. This creates an effect of a room full of people dancing in silence.

Did you know that Apple sold 3,000,000 of the new iPads in just 3 days?

Did you know that female body contains 6 times more gold than male's?

Did you know that the smallest horse in the world is just 17 inches tall (44.5 cm)? Thumbelina lives on a farm in St. Louis, Missouri. She is a horse, not a pony (check out what's the difference between miniature horses and pony), but she is even smaller than pony. Her weight is just 57 pounds (26 kg).

Did you know that voltage in the lightning is about 100 million volts per meter?

Did you know that the pupil expands up to 45% when a person looks at something he likes?

Did you know that the biggest emerald in the world is nearly the size of a watermelon? It weights 25 pounds (11.5 kg) and costs about $1.15 million.

Did you know that the sperm length of the mouse exceeds the sperm length of an elephant?

Did you know that water can glow due to phytoplankton? This is called bioluminescence, which is an emission of light by a living organism.

Did you know that when a person sees someone he or she loves, the body produces a special substance - dopamine that causes the feelings of pleasure and joy?

Did you know that the tallest model in the world is six-foot, 8-inch (2 meters 5 centimeters) Amazon Eve?

Did you know that during one hour of typing, our body loses approximately 105 calories?

Did you know that the most number of tries to pass a written exam for a driver's license is 950? Cha Sa-soon, 68-year-old Korean was trying to pass the test since April 2005 with near-daily attempts, and succeeded on her 950th try.

Did you know that many stores use distorted mirrors and special lighting in the fitting rooms, so that the customers look better in their clothing?

Did you know that there are special iPad games for cats?

Did you know that it is possible to paint pictures with a tongue? Indian artist Ani K. is the only person in the world that does it.

Did you know that there is a plant that has red hearts on its leaves? Its name is Columnea consanguinea, and it grows only in Colombia, Costa Rica, Ecuador, Nicaragua, and Panama.

Did you know that cats can survive a fall from 19-story building? There was a recent story of a cat surviving a 19-story fall in Boston with only a bruised chest.

Did you know that "Silent Hill" is not just a video game, but an actual place in Eastern Pennsylvania? Silent Hill, which is located in a town called Centralia, has underground mine fire which has been going for more than 40 years. And this actual place was an inspiration for the horror video game we all know about.

Did you know that an average American becomes a parent at 25, an average European at 29, an average Russian at 20, and an average Indian at 19?

Did you know that the most twins are born in Nigeria: one case for every 11 deliveries? Least likely twins are born in Japan: one case for every 250 deliveries.

Did you know that women literally become hot from man's touch? A recent study shows that when male's hands touch a female, she feels heat: the temperature of the skin on the face and chest rises.

Did you know that in France there is a law that bans kisses at railroad stations? The law was issued because of the constant train delays caused by kissing couples. It was issued 100 years ago and is still in force. The same law is active in England, at Warrington train station for example.