Every year, Alaska has about 5,000 earthquakes.
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The Atlantic Ocean is saltier than the Pacific Ocean.
54
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
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
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
The state of Florida is bigger than England!
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Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
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