



Select "The Lantern Menace" level in Free Play mode. Pause screen select "Extras" and then select "Enter code". Jump on the poles and slide down to start the bonus level. Pull the grapple point found to the left of the bookcase to reveal a secret passage. Once you are in in the Trophy Room, fly all the way right to access a studio set that resembles to the Wayne Manor study featured in 1966 Batman television show. To reach the bonus level, Go to the main room in the Batcave and fly up to the Bat-logo elevator located to the left of the Batcomputer.
