There are pictures of Knights fighting Snails in old Medieval manuscripts - and nobody knows why.
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The exact cause of death and burial site of Genghis Khan is unknown, because all of the 2000 funeral guests and 800 soldiers were killed in order to preserve the secret.
16
In 1987 American Airlines saved $40,000 by eliminating one olive from its First Class salads.
86
Contrary to popular belief, the first ironclad warships were built by Korea in the 16th century.
14
London's Pall Mall became the first street lit by gaslight in 1807!
39
Cleopatra married two of her brothers.
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