Manny leads through a gap, then into a larger cavern. At the very end of the room, on the far side, it looks like a crude hallway leading farther into the cave.
"Yeah thats definately man made... Someone chipped the rocks in a damn good square!", Manny sneaks up to it. Rudimentary lights dangle from the ceiling, illuminating dimly. He peers down the corridor.
"Its a fucking vault! Look! The door is shattered! I bet them folks are in there!"