In 1850, only 8% of the people in California were women.
0
The Atlantic Ocean is saltier than the Pacific Ocean.
54
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
Israel's Dead Sea is 1,312 feet below sea level.
48
Europe is the only continent without a desert.
62