⟡

detail

They had marched as far as the hobbits could endure without a rest, and all were thinking of a place where they could sleep, when suddenly the walls to right and left vanished. They seemed to have passed through some arched doorway into a black and empty space. There was a great draught of warmer air behind them, and before them the darkness was cold on their faces. They halted and crowded anxiously together.