Of the giants?—thou wise giant! Surt from the south fares With blazing flames; From the sword shines The sun of the war-god. Rocks dash together And witches collapse, Men go the way to Hel And the heavens are cleft.
And so it is. I imagine this is the result, finally, of the worlds collapsing in on one another. A refuge, and nothing more and nothing less, before it all begins again.