1. Christian Bale refused to play Batman if Robin appeared anywhere in the Trilogy.
2. “Batman” was created not just by Bob Kane, but also a partner, Bill Finger, who was never credited for anything Batman related until recently. He is responsible for the original ideas of the Batman’s persona, costume, Gotham, characters, etc.
3. In 2011, two teenagers in Vancouver, Canada lured multiple pedophiles online by posing as a 15 year old girl, only to show up at the meeting spot as Batman and the Flash to record them.
4. The settlement that became Melbourne, Australia was founded by a guy named John Batman. Places named after him include Batman’s Hill, Batman Bridge, and Batman Park
5. Also, Melbourne was originally called Batmania and its founding document is called “Batman’s Treaty”.