If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
There are more than 50,000 earthquakes throughout the world every year!
47
The state with the longest coastline in the Continental U.S. is Michigan.
31
