You Won't Believe How Much the World's Richest Heirs and Heiresses are Worth

The More You Know

• The toilet is statistically the cleanest place in your home. Your desk, kitchen sink, and cellphone all have more bacteria.
• A full jumbo jet tank has enough fuel to drive a car around the world four times.
• The first commercial airplane flight lasted 23 minutes.
• The designer of the current United States flag was 17 at the time, and created it for a high school project. He received a B-.