Scientists believe that the event leading to the extinction may have been a massive asteroid impact or huge volcanic activity. Events such as these could have blocked out sunlight and significantly changed the Earth's ecology.

The age limit for marriage in France was, until recently, 15 for girls, but 18 for boys. The age for girls was raised to 18 in 2006.

In Aspen Colorado, you can have a maximum income of $104,000 and still receive government subsidized housing.

AMAZING FACTS