21.   Gone were thick insulating walls and wrap-around porches, giving way to plate glass and sliding doors.

22.   Greco accidentally discovered the basement room when he decided to see what was behind a thick wall.

23.   If the intention was to recall the thick walls of adobe construction, the gesture is hollow here.

24.   If the roof aspires to near-weightlessness, the thick walls go for bold monumentality.

25.   In the interior of the Worcester warehouse, thick walls were coated with cork and flammable polystyrene and foam insulation, dangers that were not known to the firefighters.

26.   In the same way thick walls ground St. Laurence church, God binds my life to the world and others.

27.   More than a century later, it was fortified by a thick wall to put an end to frequent pirate attacks.

28.   Only the neutrinos can penetrate the thick wall, though, because only they are so loath to interact with matter.

29.   Protected by thick stone walls, they escaped with just minor injuries but the house was inundated with smoke and flying glass.

30.   Suger had cast aside the thick walls and dark interiors of Romanesque and replaced them with a celebration of light.