Check your map! Virginia extends farther west than West Virginia.
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Israel's Dead Sea is 1,312 feet below sea level.
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It takes a drop of ocean water more than 1,000 years to circulate around the world.
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Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
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The Amazon rainforest produces more than 20% the world's oxygen supply.
182
Mexico City is built on top of an underground resevoir!
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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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The Niagara Falls moves upstream at an average rate of about 295ft a century!
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