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
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
The Caspian Sea is also classed as the world's largest lake.
52
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
One cubic mile of seawater contains about 50 pounds of gold.
79
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
The state with the longest coastline in the Continental U.S. is Michigan.
31