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 Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
The Atlantic Ocean is saltier than the Pacific Ocean.
54
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
There are approximately three chickens for every human on Earth.
13
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59