Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
In 1850, only 8% of the people in California were women.
0
Forest fires move faster uphill than downhill.
52
The Sahara desert expands at about 1km per month.
90
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41