Ringworld's Children - Ringworld, Bk 4 Author:Larry Niven Welcome to a world like no other. — The Ringworld: a landmark engineering achievement, a flat band 3 million times the surface area of Earth, encircling a distant star. Home to trillions of inhabitants, not all of which are human, and host to amazing technological wonders, the Ringworld is unique in all of the universe. — Explorer Louis Wu, a... more »n Earth-born human who was part of the first expedition to Ringworld, becomes enmeshed in interplanetary and interspecies intrigue as war, and a powerful new weapon, threaten to tear the Ringworld apart forever. Now, the future of Ringworld lies in the actions of its children: Tunesmith, the Ghould protector; Acolyte, the exiled son of Speaker-to-Animals, and Wembleth, a strange Ringworld native with a mysterious past. All must play a dangerous game in order to save Ringworld's population, and the stability of Ringworld itself.« less
The Ringworld series starts strong, but each succeeding volume becomes more and more inaccessible. By the last volume it is more a fantasy than science fiction. Read this if you want to complete the series, but if you are not already familiar with the story and characters, forget it.