Oak trees can live 200 or more years.
61
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
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
Tsunamis ( tidal waves ) travel as fast as jet planes.
97
If you counted 24 hours a day, it would take 31,688 years to reach one trillion!
44
A real estate agent's rule of thumb: To estimate what a house will sell for, ask the owner what its worth and subtract 10%.
24
By peeing in the shower, you can save 1,157 gallons of water a year.
31
Water is actually naturally blue.
48