111,111,111 x 111,111,111 = 12,345,678,987,654,321.

The average day is actually 23 hours, 56 minutes and 4.09 seconds. We have a leap year every four years to make up for this shortfall.

In the Durango desert, in Mexico, there's a creepy spot called the "Zone of Silence." You can't pick up clear TV or radio signals. And locals say fireballs sometimes appear in the sky.

AMAZING FACTS