Vikings used the skulls of their enemies as drinking vessels.
169
Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
22
In the 1930's, American track star Jesse Owens used to race against horses and dogs to earn a living.
50
Contrary to popular belief, the first ironclad warships were built by Korea in the 16th century.
14
During the Black Plague, it was thought that bad smells were the cause of the plague. "Plague Doctors" therefore wore masks with long beak-like noses stuffed with flowers or smoke to hide the smells.
19
During the 1600's, boys and girls in England wore dresses until they were about seven years old.
63
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79