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

Maggie Gyllenhaal, $15 million

Actress Maggie Gyllenhaal is the sister to Jake Gyllenhaal and has just as an impressive filmography. She also appeared in Donnie Darko and had roles in Secretary and The Dark Knight, the latter of which propelled her into fame. She appeared in the Broadway hit "The Real Thing" as well.

The More You Know

Virginia is the only state that has the same state flower and state tree, the Dogwood.
Saturn is the only planet in our solar system that could float in water.
There's a Russian village where every resident is a tightrope walker.
Bill Gates plans to donate 95% of his $81.1 billion dollar wealth to charity. That's about $77 billion dollars!

Post originally appeared on Upbeat News.