There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
In 1850, only 8% of the people in California were women.
0
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
There are more than 50,000 earthquakes throughout the world every year!
47
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
The Atlantic Ocean is saltier than the Pacific Ocean.
54
The water of the Antarctica is so cold that nothing can rot there.
334