The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
The Sahara desert expands at about 1km per month.
90
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
There are approximately three chickens for every human on Earth.
13