Out of nowhere came these grim, cold, black-clad men, to kidnap three Earth people and carry them to a weird and terrible world where a man could be a giant at will.
The sun has died, as have the stars. Not a solitary light shines in the heavens. The days of light are nothing by a legend -- they are a story told to soothe children. The last millions of humans still live in their Last Redoubt -- but the end of their days is at hand.
It has been ordained that a select few must from time to time pass over the threshold that divides a mortal's present life from the future. Written well over a century ago, John Uri Lloyd was a visionary who spoke of far distant worlds, dead civilizations, other dimensions and in particular, a world few of us will ever get to visit. A world hidden beneath our feet inside the earth.
This, be it understood, is fiction--nothing but fiction--and not, under any circumstances, to be considered as having any truth whatever to it. It's obviously utterly impossible. isn't it?