Check your map! Virginia extends farther west than West Virginia.
67
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
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The city of Houston, Texas is built on a swamp and is slowly sinking!
89