Contrary to popular belief, the first ironclad warships were built by Korea in the 16th century.
14
In 1518, a "dancing plague" struck Strasbourg, Alsace, whereby hundreds of people danced fervently in the streets over the period of a month. Some suffered heart attacks or strokes, and many others died from sheer exhaustion. It remains unexplained.
19
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
The flushing toilet was invented in 1596, not by Thomas Crapper as most people think, but by Sir John Harington.
98
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 first Ford cars had Dodge engines.
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