Check your map! Virginia extends farther west than West Virginia.
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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 Amazon rainforest produces more than 20% the world's oxygen supply.
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Australia's Great Barrier Reef is 1,250 miles long!
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There are more than 50,000 earthquakes throughout the world every year!
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A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
Even Antarctica has an area code. It's 672.
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The Caspian Sea is also classed as the world's largest lake.
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