10 RARE FACTS YOU DID NOT KNOW ABOUT  THE DARK KNIGHT  (2008)

"The Dark Knight" was released 16 years ago. Here are some interesting facts about this Cinematic Masterpiece:

Heath Ledger's Joker earned him a posthumous Oscar for Best Supporting Actor

The film grossed over $1 billion worldwide, a milestone in box office success

Christian Bale lost his voice three times during filming due to the intense Batman growl

Director Christopher Nolan's voice is heard over the radio during a scene at the end of the movie

The Joker freaked out the actor of Alfred out so much, he forgot his lines

Ledger kept a Joker diary to prepare for the role, filled with disturbing images and thoughts

Harvey Dent’s double-sided coin was created by scanning an actual 1922 Liberty Head nickel and digitally altering it

The mayor of a city called "Batman" in turkey sued the production for using the city's name without any attributions

Scarecrow, played by Cillian Murphy, is the only villain from "Batman Begins" to appear in the trilogy

The Joker's makeup was designed to look like Ledger applied it himself