If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
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
The state with the longest coastline in the Continental U.S. is Michigan.
31
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
One cubic mile of seawater contains about 50 pounds of gold.
79
There are approximately three chickens for every human on Earth.
13
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181