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
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
More than 25% of the world's forests are in Siberia.
51
There are approximately three chickens for every human on Earth.
13
The Atlantic Ocean is saltier than the Pacific Ocean.
54