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Q&A How could state borders equal major watersheds?

How can I explain, in a believable way of course, that country borders closely resemble drainage divides? They don't always match mountain ridges, which are natural borders "“ as are the rivers th...

5 answers  ·  posted 9y ago by Crissov‭  ·  last activity 9y ago by Crissov‭

Question geography water alternate-history water-bodies history rivers