In 1850, only 8% of the people in California were women.
0
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
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
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
Even Antarctica has an area code. It's 672.
58
Israel's Dead Sea is 1,312 feet below sea level.
48
It's still possible to see the division between East and West Germany due to different light bulbs.
5