1. The Batmobile was originally a Bargainmobile

2. The Boy Wonder and the Problems with his “Boy Wonder”

3. The Riddler Gets a Promotion

4. What Kept The Joker from Smiling

5. The Most Prolific Villain

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1- Batman's name comes from two historical freedom fighters

2- Batman was inspired by da Vinci, movies and masked men

3- Batman's secret identity is not so secret

4- Batman is perpetually 34 years old

5- Batman and Robin shared a bed

LINK