Hawaii is the only US state that grows coffee.
In the middle ages, nutmeg was the most expensive spice. Not because of the taste and smell, but because of the belief that it protected against the plague.
Coca-Cola was originally green in color.
Turtles can breathe through their backsides.
Isaac Newton was kicked out of school. He was expelled as a teenager at the request of his mother, who wanted him to become a farmer.
The first city in the World that has reached one million inhabitants was Rome, around 133 BC. London got its one million inhabitants in 1810, and New York in 1875. Today, there are over 300 cities with more than a million inhabitants.