The Sahara desert expands at about 1km per month.
90
The state of Florida is bigger than England!
74
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
It's still possible to see the division between East and West Germany due to different light bulbs.
5
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
There are more than 50,000 earthquakes throughout the world every year!
47