More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
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The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
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Europe is the only continent without a desert.
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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
The Caspian Sea is also classed as the world's largest lake.
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In 1850, only 8% of the people in California were women.
0
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41