Early American humans hunted car-size armadillos and used their shells for houses.
12
The U.S. motto, 'In God We Trust', was not adopted as the national slogan until 1956.
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Canada's new flag, with its maple leaf design, was unfurled in 1965 in Ottawa!
22
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 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
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
Clocks made before 1660 had only one hand - an hour hand.
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