Europe is the only continent without a desert.
62
The water of the Antarctica is so cold that nothing can rot there.
334
Mexico City is built on top of an underground resevoir!
47
The average ice berg weighs 20,000,000 tons!
54
The Sahara desert expands at about 1km per month.
90
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
The Caspian Sea is also classed as the world's largest lake.
52