Blackgate Prison was a maximum-security prison located on an island in the Gotham City Harbor in Uptown Gotham City. After the Dent Act it replaced Arkham Asylum as the preferred location for the city's criminals.
The Dark Knight
Blackgate is mentioned several times during the course of The Dark Knight but is never seen.
The Dark Knight Rises
Through the Dent Act, all key individuals with known links to the organized crime ring in Gotham City are placed in Blackgate Prison, with no chance of parole. Selina Kyle is imprisoned in Blackgate Prison following an encounter with John Blake at Gotham Airport. After Bane reveals the truth behind the circumstances of Harvey Dent's death, he uses one of the Tumblers stolen from Wayne Enterprises' Applied Science Division to destroy the entrance to Blackgate. Bane's militia then proceed to release all of the inmates who join his cause.
Behind the Scenes
- The Carnegie Mellon University Software Engineering Institute building serves as Blackgate Prison in the film.