The state with the longest coastline in the Continental U.S. is Michigan.
31
The average ice berg weighs 20,000,000 tons!
54
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
Forest fires move faster uphill than downhill.
52