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Q&A How to create a sunny atmosphere without an actual sun?

I have a large underground fantasy world which is only accessible through the Mariana Trench. I'd like to do a day/night cycle and have have a bright, sunny atmosphere part of the time, but I'm not...

5 answers  ·  posted 6y ago by Guest‭  ·  last activity 6y ago by Guest‭

Question underground light pre-industrial