If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
The state with the longest coastline in the Continental U.S. is Michigan.
31
The water between India and Sri Lanka is only 3-30 feet deep and was purportedly passable on foot until 1480 AD when a cyclone moved some sand around.
1
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
Mexico City is built on top of an underground resevoir!
47