The ceiling and the far wall were lost in shadows.
The wall behind and the ceiling above were lost in shadow.
They found themselves in a hall so immense that the far walls and the ceiling were lost in the shadows.
Behind the car the white concrete walls of the commune faded and were lost in the distance.
"That group of ships must be dealt with, and immediately, or our walls will be lost!"
Dismal walls of living rock rose upon our left, reeled, and were lost to sight.
Now it was broad enough so that the walls were lost in shadow.
The far walls of the room were lost in the galaxy of light.
A three-foot section of the highway was gone and a retaining wall was lost.
The original walls are now lost in the six-bedroom house, which has a quarter-acre recreation room.