The Sahara desert expands at about 1km per month.
90
Mexico City is built on top of an underground resevoir!
47
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
Forest fires move faster uphill than downhill.
52
There are approximately three chickens for every human on Earth.
13
The state of Florida is bigger than England!
74
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61