The city at that time was protected by strong walls.

The chill was in his soul, as if a strong wall were falling away, leaving him exposed.

Safe within its strong walls, he bolted the door and watched through a heavy glass window.

He would send out help to build a stronger wall.

She saw a big, strong wall of a man who seemed sincere.

The monastery has been built like a fort with very strong walls.

A strong wall was built around the small town in 286 AD.

He built strong walls around the vision to bind it forever to the earth.

We sleep here, to be shut behind strong walls from the things that come at night.

The building was generally large and had strong walls.