Israel's Dead Sea is 1,312 feet below sea level.
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Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
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Forest growth in the US has exceeded harvest since the 1940’s. Today, we have more trees than any time in the past 100 years.
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There are approximately three chickens for every human on Earth.
13
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
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The city of Houston, Texas is built on a swamp and is slowly sinking!
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