        “Each of these is, no doubt, culturally significant, and so named.  Perhaps after its region, or its designer, or the culture which built it.”  He tapped the first drawing.  “That appears to be a hemispherical home, made of some sort of cut block.  It could be cloud, it could be ice, it could be glass, it could even be soap.  The designer of such a building is aware of the strength and simplicity of the shape, but perhaps nothing else.  It may have been made because only the material from which it is constructed was available, or it may be a temporary shelter.  If that arched opening is the door, it may be only slightly taller than the occupants, or it could be an oversized entrance, like the ones at the palace.”