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Q&A How cold does it have to be to freeze a waterfall

I have designed a group of medieval towns located on a valley, all of them connected by a navigable river wich ends on a big waterfall. There are some elevators at the side of the waterfall that co...

3 answers  ·  posted 5y ago by Erick Silva‭  ·  last activity 5y ago by Erick Silva‭

Question weather geography