The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
In 1850, only 8% of the people in California were women.
0
Australia's Great Barrier Reef is 1,250 miles long!
45
One cubic mile of seawater contains about 50 pounds of gold.
79