Once giants descended from heaven in their strange machines
This is perhaps the normal process of a civilization: evolving towards its destruction.
When a thick ice sheet covered the half of Europe, Asia and North America
A deadly winter is about to descend on the material world, and it will bring a killing frost.
How the humazn species survives a hundred thousand years nuclear winter
Who dug these underground cities and what for?
Is it peace that has allowed our species to survive? Is it war that allowed us to grow and prosper?