Colorado switched mile marker "420" to "419.99" to stop people from stealing it.
37
In 1974, prankster Porky Bickar was so into April Fools, he flew hundreds of tires into a dormant volcano in Alaska and set them on fire - fooling the local populace and coast guard into thinking the volcano was active.
30
On April Fool's Day in 1977, the UK newspaper The Guardian ran a 7 page feature on the discovery of the fictitious island nation of "San Seriffe."
10
The Procrastinators' Club of America newsletter is called Last Month's Newsletter.
151
In Japan, it is completely acceptable to name your child "Buttocks" or "Prostitute".
719
Britney Spears’ music is used by the British Navy to scare off Somali pirates.
67