The outside of the wall may be reinforced with an earth berm.
Beyond the garden, one beholds the earth berm, an intimation of death and burial.
Combat engineers had built a 15-foot-high earth berm between the two countries.
Behind the gates, the garden's ticket and information booths will be sunken into an earth berm.
Working parties were driving in long angle-iron fenceposts in a checkerboard pattern over the earth berm and fastening barbed wire to them.
Shortly, two have pried open a hole in the earth berm and the road is clear of water.
Krytella and the healers waited behind a low earth berm to the left of the tower.
Another of his current projects, a library addition at U.C.L.A., is enclosed within a giant earth berm.
An earth berm, banked against the rear of the ground floor, rises to meet the terrace in a gentle grass slope.
Apart from the hillside, which serves as an earth berm, there are no exterior walls, no fixed partitions between floor and roof.