The Caspian Sea is also classed as the world's largest lake.
52
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
Mexico City is built on top of an underground resevoir!
47
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
Even Antarctica has an area code. It's 672.
58
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109