Europe is the only continent without a desert.
62
Mexico City is built on top of an underground resevoir!
47
Even Antarctica has an area code. It's 672.
58
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The Atlantic Ocean is saltier than the Pacific Ocean.
54
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17