Avenue X at Cicero

Avenue X was the location at which Harvey Dent was held hostage after being kidnapped by The Joker.

The Dark Knight
While talking to Rachel on the phone, Harvey tried to get out of the chair he was strapped to, but tripped, falling down on a set of leaking oil drums. Batman then came to save him just before the bomb exploded. Half of Harvey's face caught on fire, the half that was covered in oil.