The state with the longest coastline in the Continental U.S. is Michigan.
31
It's still possible to see the division between East and West Germany due to different light bulbs.
5
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59