Originally, Coca-Cola was green. It was an herbal medicine used for dizziness and stomach pain.
It is impossible to sneeze with your eyes open.
The height of the pyramid of Cheops is equal to one millionth of the distance separating the Earth from the Sun....
Why do we say OK? In the Civil War, when troops returned to camp after a battle, they carried a banner with the number of dead written on it. No dead = 0K (an English acronym for "0 Killed". Hence, OK to say that 'all is well'.
The youngest pope in history was only 11.
Chimpanzees and dolphins are the only animais capable of recognizing themselves in a mirror.
Pretty amazing right? What other facts could you add?