The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
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