There is one slot machine in Las Vegas for every eight inhabitants.
58
Speed dating was invented by a Rabbi in 1999.
45
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
153
Tae Kwon Do is only around 60 years old.
64
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
There are 2,500,000 rivets in the Eiffel Tower.
98
A typical lead pencil can draw a line that is 35 miles long.
158