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

Miley Cyrus, $160 million

Before she was famous, her father Billy Ray Cyrus had a high profile music career. In her early teens, Miley was cast on Disney Channel's Hannah Montana, and later on in Nicholas Sparks' adaptation of The Last Song. She has an incredible music and acting career.

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The More You Know

  • The glass winged butterfly lacks colored scales, which makes its wings transparent and helps it avoid predators.
  • There are 293 ways to make change for $1.
  • Commercial flights were allowed to fly any course to their destination and would often detour over points of interest. This ended in 1956 when two planes crashed mid-flight over the Grand Canyon.
  • An 11-year-old is responsible for naming Pluto.
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