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 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
26
Scientists are excavating the ruins of a major civilization which pre-dates both the pyramids and Stonehenge by over 7,000 years. In 15 years, they have uncovered only about 5% of the site.
21
Only eight men were killed in the battle of lexington!
62
Until President Kennedy was killed, it wasn't a federal crime to assassinate the President.
341
There's a bar in Ireland (presently named Sean’s Bar) that was opened in 900AD.
32
The World Trade Center towers used to have two zip codes, 10047-10048, one for each building.
77
Vikings used the skulls of their enemies as drinking vessels.
169