It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
Forest fires move faster uphill than downhill.
52
The Atlantic Ocean is saltier than the Pacific Ocean.
54
The water of the Antarctica is so cold that nothing can rot there.
334
Even Antarctica has an area code. It's 672.
58
There are approximately three chickens for every human on Earth.
13
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243