1.   They may have been of impermanent materials, such as wood, or the countries may have suffered greater devastation than their neighbours.

2.   The object, the largest ever observed passing so close, could produce widespread devastation greater than anything in recorded history if it made a direct hit.

3.   The object, the largest ever observed passing so close, could produce devastation greater than anything in recorded history if it made a direct hit.

4.   Among Allied capitals, only Warsaw suffered greater devastation.