Is it because they remind you of our silos with their artistry?
Yes, I agree, they are fascinating. With little ground area upon which to put them, where else would they go? It also makes some sense in that every drop of rain will fall into them and not miss. It also gives a human touch to the stark buildings.
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Father M 
Is it because they remind you of our silos with their artistry?
Yes, I agree, they are fascinating. With little ground area upon which to put them, where else would they go? It also makes some sense in that every drop of rain will fall into them and not miss. It also gives a human touch to the stark buildings.