There are approximately three chickens for every human on Earth.
13
More than 25% of the world's forests are in Siberia.
51
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
Every year, Alaska has about 5,000 earthquakes.
31
Mexico City is built on top of an underground resevoir!
47
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63