The revenue that is generated from gambling is more than the revenue that comes from movies, cruise ships, recorded music, theme parks, and spectator sports combined.
15
The human eye blinks an average of 4,200,000 times a year.
233
The only king without a moustache in a deck of cards is the king of hearts.
63
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
Diamonds mined in Brazil are harder than those found in Africa.
40
Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.
23
Passengers on the Beijing subway can pay with plastic bottles.
29