Forest fires move faster uphill than downhill.
52
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119