Forest fires move faster uphill than downhill.
52
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
Even Antarctica has an area code. It's 672.
58
The water of the Antarctica is so cold that nothing can rot there.
334
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
One cubic mile of seawater contains about 50 pounds of gold.
79