In 1850, only 8% of the people in California were women.
0
Forest fires move faster uphill than downhill.
52
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
It's still possible to see the division between East and West Germany due to different light bulbs.
5
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25