The city of Houston, Texas is built on a swamp and is slowly sinking!
89
The average ice berg weighs 20,000,000 tons!
54
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
Europe is the only continent without a desert.
62
The Caspian Sea is also classed as the world's largest lake.
52
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
Even Antarctica has an area code. It's 672.
58