Three thousand years ago on Earth that we know was a nuclear disaster and chaos ruled the world. People were trying to survive on the most insane actions, which eventually bore fruit: on the ruins of the former civilization revived mankind has found a brave new world, a world of love, based on high technologies.
You can inspire the facilities but the task is complicated with the fact that objects You're interested in, are in the layer of the earth's species. Through a series of experiments to determine the content of a substance in these artifacts, you need to establish which subject it was.