- A series of subterranean caves
- Supercomputer
- Crime lab
- Trophies of past cases
- Glass cases displaying several Batman, Robin & Batgirl suits
- Parking, docking & hangar spaces for Batman’s various vehicle
Entrances:
- A grandfather clock in the manor library, concealed stone stairs
- A bookshelf in the library, covered the entrance to a private elevator
- A bookshelf in Bruce’s study, slided to reveal the Batpoles
- Cliff face below the manor, allowed the Batmobile to exit the cave