30 years ago, you could buy a lifetime, unlimited first-class travel pass with American Airlines for $250,000.
14
Water is actually naturally blue.
48
Your fingernails grow faster in summer.
744
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
The average IQ is 100, while 140 is the beginning of genius IQ.
140
A fire in Australia has been burning for more than 5,000 years!
91
If you counted 24 hours a day, it would take 31,688 years to reach one trillion!
44
The best diamonds are colored blue-white.
80