One cubic mile of seawater contains about 50 pounds of gold.
79
There are approximately three chickens for every human on Earth.
13
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
The Sahara desert expands at about 1km per month.
90
Forest fires move faster uphill than downhill.
52
The state with the longest coastline in the Continental U.S. is Michigan.
31
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62