Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
Every year, Alaska has about 5,000 earthquakes.
31
The Niagara Falls moves upstream at an average rate of about 295ft a century!
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Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
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There's a lake under Antarctica that is 25 million years old called Lake Vostok.
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If Manhattan had the same population density as Alaska, there would only be 15 people living there.
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