The Penitentiary - Batman: Arkham Asylum Guide - IGN

After leaving the Warden's Office, you'll be in the East Wing hallway with a whole crew of nasty thugs. Two have knives and one has a cattle prod /

Arkham Asylum - Riddler Secrets Maps Locations

Botanical Gardens - Batman: Arkham Asylum Guide - IGN

Arkham West Riddles - Batman: Arkham Asylum Guide - IGN

The Penitentiary Riddles - Batman: Arkham Asylum Guide - IGN

Batman: Arkham Asylum - xbox360 - Walkthrough and Guide - Page 36 - GameSpy

The Penitentiary - Batman: Arkham Asylum Guide - IGN

Arkham West Riddles - Batman: Arkham Asylum Guide - IGN

Batman: Arkham Asylum Video Guide-Walkthrough - BAA - To The Penitentiary! - IGN