The great wall of China is 1,400 miles long!
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The Titanic was the first ship to use the SOS signal.
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The time interval from first sighting of the iceberg that sank the Titanic to impact was a little over 30 seconds.
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Approximately 25,000 workers died during the building of the Panama Canal, and approximately 20,000 of them contracted malaria and yellow fever.
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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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A B-25 bomber airplane crashed into the 79th floor of the Empire State Building on July 28, 1945.
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