The rope walls of the obstacle course were challenging to climb.

The sea walls along the coast protect the city from flooding.

The shear walls in the building provide structural stability.

The thoracic walls protect the organs in the chest.

The tsunami walls along the coast protected the city from the destructive waves.

The wall chasers are used to create grooves in the walls.

The wall energies in this room are very high.

The wall-crawlers were climbing up the side of the building.

The wall railings in the garden were painted white.

The field was filled with wall barleys.