The only light in the ‘coffin’ of the Atlas E is that which leaks through the exhaust vents.
history under ground
vaults
In the quality assurance labs there is a old safe.
A safe distance from Prize Mine is its dynamite storage vault, designed to explode up–not out–should the worst happen.
When the bank burned, it was demolished except for the vault, which sits behind the depot.
A storage vault for guns and other weapons to protect the base from attack.