World of Tiers Volume One

The first three adventures set in the amazing realm created by the Hugo Award–winning author of Riverworld and “an excellent science fiction writer” (Isaac Asimov).

 His past a mystery and his present unbearably mundane, Robert Wolff is simply trying to buy a new house in Arizona when he stumbles upon a secret doorway through space and time and enters the World of Tiers. Made up of ascending level...