He moved into the impenetrable gloom of the yard, one hand slipping inside his left hand pocket.

Groping in the impenetrable gloom, I finally found the handrail.

The brim of the slouch hat cast an impenetrable gloom upon the features beneath it.

The sky was overcast and drizzling slightly, an almost impenetrable gloom.

Nearly impenetrable gloom gathered thickly on the other side of that door.

They turned their backs on one another, sidled in opposite directions, blended at a yard or two into the impenetrable gloom.

Beyond the open door lay only a silent, impenetrable gloom.

The kitchen staff worked around them, recognising the air of impenetrable gloom that surrounded the two embalmers.

Rushing out of impenetrable gloom, it swirled across the cavern and was lost again in darkness.

If you look forward the same scene continues, and the close is an impenetrable gloom.