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Q&A Cave/Subterranean Lighting

I have a cave that is ravine like and stretches approximately one kilometer down into the Earth. Let's assume that the cave has a clear, crystalline roof allowing some light in. Is there any sort...

4 answers  ·  posted 6y ago by Thalassan‭  ·  last activity 6y ago by Thalassan‭

Question environment flora