When the Egyptians destroyed Libya in the 13th century B.C. they took 13,230 penises of the conquered enemies as trophies.
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A monk had once written over a book that contained information about calculus that was written by Archimedes in ancient Greece that could have made us 100 or even 1000 years more mathematically and technologically advanced.
13
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
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Genghis Khan exempted the poor and clergy from taxes, encouraged literacy, and established free religion, leading many peoples to join his empire before they were even conquered.
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