He predicted the coming of "a cultural terror" that "will drive vulgarity back into a more underground realm."
Proserpine had been imprisoned in Pluto's underground realm for tasting the forbidden pomegranate.
The underground realm was connected by tunnels stretching from the far north to the south beyond the Old World itself.
To complete his map of the underground realm, The Shadow made a quick trip through the tunnel.
To the little spotter The Shadow gave the diagram of the underground realm, and added complete instructions.
It becomes an inner journey of the spirit as much as a geographical trip through underground realms.
The men who occupied this underground realm looked like the renegades of a dozen nations, hence they required a special language to talk among themselves.
His travels through this underground realm had taken him round in a circle.
Clearly, he thought his man had somehow been whisked away to the fell, underground realm of the dark elves.
It was forged by the dwarves in their underground realm of Svartálfaheim.