Mexico City is built on top of an underground resevoir!
47
The water of the Antarctica is so cold that nothing can rot there.
334
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
Every year, Alaska has about 5,000 earthquakes.
31
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55