The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
Australia's Great Barrier Reef is 1,250 miles long!
45
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243