In 1850, only 8% of the people in California were women.
0
Even Antarctica has an area code. It's 672.
58
Mexico City is built on top of an underground resevoir!
47
The state of Florida is bigger than England!
74
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
Europe is the only continent without a desert.
62
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243