''When I finished The Ringworld Engineers, I cleared my calendar for a week, sat down, and reread every word of the 'Known Space' cycle from scratch, then reread 'TRE'. It was worth the effort, and left me staggered by the breadth and scope of Larry's vision . . . If you count yourself as a true friend of Larry Niven, race right out there and get this one.'' --Analog Science Fiction Magazine
''Adventurous exploration of a mind-boggling landscape.'' --Publishers Weekly
''This rousing sequel to the classic Ringworld continues the adventures of Louis Wu and Speaker-to-Animals on that fantastic planet.'' --School Library Journal --This text refers to the Audio CD edition.