An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
The Atlantic Ocean is saltier than the Pacific Ocean.
54
The average ice berg weighs 20,000,000 tons!
54
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
There are approximately three chickens for every human on Earth.
13
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119