The Zombies mode in Call of Duty titles is always full of secrets, whether that be easter egg quests or hidden songs that need to be activated on the map. In Liberty Falls, one of the two launch Black Ops 6 Zombies maps, there is a Vault that can be opened but you’re not told how. Here, we’ll reveal what you need to do to get the Vault open and secure what rewards are inside. Black Ops 6 Zombies Liberty Falls Vault: How to open While there are some other secrets to uncover in Liberty Falls, the Vault is one of the easier finds since there aren’t a bunch of prerequisites in order to access it. The Vault can be found in the Savings & Loan building which is close to the starting area of the map.