Numenera is a tabletop science-fantasy role playing game, set a billion years in the future. Eight great civilizations have risen and fallen in that time. The people of the past have mastered science to the point where they could literally reshape mountains, create and destroy matter with the flick of a switch, and modify the sun. In short, they reached that point that the great Arthur C. Clarke referred to when he said that, “any sufficiently advanced technology is indistinguishable from magic.”
Those of the 9th civilization live amidst the wreckage and detritus of the ancients. They have not yet mastered technology on their own, and use the discoveries of the past to further their own advancement.
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