There's a lake under Antarctica that is 25 million years old called Lake Vostok.
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The water between India and Sri Lanka is only 3-30 feet deep and was purportedly passable on foot until 1480 AD when a cyclone moved some sand around.
1
Mexico City is built on top of an underground resevoir!
47
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
In 1850, only 8% of the people in California were women.
0
Europe is the only continent without a desert.
62
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
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