Vault 22

 is a Vault-Tec Vault made before the bombs fell in 2077. The Vault door is opened, and creatures such as mantises can be seen outside.

Background
Vault 22 was part of an agricultural experiment that involved the growing of spores which eventually led to the mutation of the inhabitants of the vault as well as dense vegetation. Due to the intense growth of plants this vault has been dubbed the "Jungle Vault". NCR soldiers have mentioned stories about the vault through out Fallout: New Vegas. The player in Fallout: New Vegas has the choice of doing a quest in where you explore Vault 22 to retrieve scientific data and research while also looking for the disappearance of a scientist.

Appearances
appears in Fallout: New Vegas.

Wald Vault