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
Lentil As Anything, a successful Australian restaurant, allows its customers to pay whatever price they feel like paying for the food.
10
In 1916, a US amendment was proposed to put all acts of war to a national vote. If you voted yes you would have to register as a volunteer for service in the United States Army.
5
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17