Batman Arkham Asylum Riddler Question Help!

[BennyWii]

So i already beat batman Arkham and I am going back to get all of the Riddles. My question is how do I get into the Secrure Transit Area? The big steel door is locked, but i already beat The game.
Any Help? Thanks!

 

[Scorch]

www.gamefaqs.com, or check the batman thread.

 

[supermodestmouse]

google ^^

 

[nbballard]

just off the top of my head- isn't that the place where you have to use a secret entrance to the right of the door?

 

[BennyWii]

it is in intesive treatment