Deeping Wall

Deeping Wall was a wall complex built across the mouth of a gorge (Deep) which cut into the northwestern White Mountains below the great peak of the Thrihyrne,stretching from the battlements of the Hornburg across the mouth of Helm's Deep to the cliffs on the other side of the valley.The Deeping Stream ran beneath this wall in a stone culvert.Behind Deeping Wall the Hornburg's rear Gates opened onto a steep stair descending into the stream valley.