In Communist Romania, the secret police was known as the Securitate. 1 in 43 Romanians was an informer.
Until the early 20th century, it was common for young boys to wear dresses instead of pants. For example, here is a picture of a two year old Franklin D. Roosevelt.
The tiny suburb of Medina, Washington has a population of 2,969 but is home to the two richest people in the world: Jeff Bezos and Bill Gates.
Don't trust low numbers in poll data. A certain percent of people will give a nonsensical response to polls just for fun. This phenomenon has been called "Lizardman's Constant", so called because one poll suggested that 4% of Americans believe that the U.S. government is secretly run by lizard people.
Certain tribes in the Amazon used to collect the shrunken heads of their defeated enemies. In the early 1900s, Western collectors started buying the heads. This caused an increase in murders as "headhunters" killed people and shrunk their heads to make money.