Folding bookcase conceals vault door.
Folding bookcase conceals vault door.
Modular Bank Vault with Reinforced Door
Modular Bank Vault
Sliding bookcase reveal hidden passage.
Sliding bookcase reveal hidden passage.Not exactly a secret passage, but still pretty cool
Not exactly a secret passage, but still a pretty cool setup. A similar glass bottomed pool could be used in other stealthy applications.
