This is the fifth volume of Asimov’s legendary Foundation saga – the SF classic that has enthralled millions of readers. 

          Exiled Councilman Trevize, having found Gaia, a world inhabited by telepathic beings, journeys with his companions in their quest for new knowledge of the mysterious planet Earth. As they are close to destination, Bliss the Gaian picks up the thought waves of intelligent beings – but are they human? What new dangers and mysteries wait for the voyagers on the ancient ancestral planet?