Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
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The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
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The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
The state with the longest coastline in the Continental U.S. is Michigan.
31
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
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