Been decades since I stayed in a cave hotel in Coober Pedy, but I have stayed in a "trog" home in France and a cave BnB in Turkey - as much as the stuffiness, i

Been decades since I stayed in a cave hotel in Coober Pedy, but I have stayed in a "trog" home in France and a cave BnB in Turkey - as much as the stuffiness, it felt like there was mineral-heavy dust always in the air, from the stone walls? My nose was quite sensitive to that.