In 1799, a boy found a 17lb. rock in a creek in North Carolina and used it as a doorstop. It was actually gold.
34
No one knows who designed the first American Flag.
45
Although Nostradamus died in the middle of 1566, his 1567 almanac was published because he had the foresight to prepare it before his death.
19
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
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
No one knows how many people died during the sinking of the Titanic.
11
There's a bar in Ireland (presently named Sean’s Bar) that was opened in 900AD.
32
In 1958, a nuclear bomb was lost somewhere along the swampy coast of Georgia. Its whereabouts remain a mystery to this day.
29