It was like dungeon walls crumbling to reveal a glimpse of sky.

Above the pegboard, corrugated paper created the appearance of a dungeon wall.

"Am I not to care that we have innocent prisoners hanging from dungeon walls?"

The dungeon walls were damp, the air fetid and clammy.

The wounded lay quietly; the rest squatted against the dungeon wall, heads down.

In response, Pietro killed himself by beating his head against the dungeon wall.

These dungeon walls are fifteen and twenty feet thick in places so I could not possibly hear anything.

He stared in confusion at the dungeon wall where a door had been when he came in.

One of the inmates was busy scratching a symbol of some kind on the dungeon wall.

He calls the guards, and the lovers are chained to the dungeon wall.