A man earned 4 million airline miles for free without breaking any laws by using his credit card to purchase free-delivery $1 coins from the U.S. mint.
11
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
There are 2,500,000 rivets in the Eiffel Tower.
98
You burn 26 calories in a one minute kiss.
605
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
In Monopoly, the character locked behind the bars is called Jake the Jailbird. Officer Edgar Mallory sent him to jail.
65
In an average hour, there are over 61,000 Americans airborne over the United States.
24