In 1850, only 8% of the people in California were women.
0
The Sahara desert expands at about 1km per month.
90
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
It's still possible to see the division between East and West Germany due to different light bulbs.
5
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25
Every year, Alaska has about 5,000 earthquakes.
31