Batman 1989 thirty years later - How the Batsuit was designed to be iconic, intense and mythical

Dressing Michael Keaton up in a leotard and giving him circus trunks to wear on the outside would have ruined the illusion of the dark and Gothic world that Tim Burton was looking to create in his Batman film, forcing the director and his crew to come up with a more imaginative take on the idea of the caped crusader that didn't just look good on camera, but also made sense within the context of that world.