1.   A high concrete wall continues for about a quarter of a mile.

2.   Arkhina had moved calmly into the shelter of the high stone wall.

3.   Boats have to negotiate a narrow winding channel between high slate walls to reach it.

4.   He built high walls to protect his people from hostile forces.

5.   He glared down at us threateningly, arms braced against the high wall, weapon plainly visible.

6.   It is detached in an acre of ground with high walls.

7.   The castle was surrounded by high walls.

8.   The estate is surrounded by high stone walls.

9.   The garden was completely enclosed by a high wall.

10.   The garden was divided from its neighbour by a high wall.