The average ice berg weighs 20,000,000 tons!
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In 1850, only 8% of the people in California were women.
0
Even Antarctica has an area code. It's 672.
58
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The water of the Antarctica is so cold that nothing can rot there.
334
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18