The average ice berg weighs 20,000,000 tons!
54
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
Mexico City is built on top of an underground resevoir!
47
The Sahara desert expands at about 1km per month.
90
Australia's Great Barrier Reef is 1,250 miles long!
45
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86