Mexico City is built on top of an underground resevoir!
47
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
Check your map! Virginia extends farther west than West Virginia.
67
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
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 average ice berg weighs 20,000,000 tons!
54