The Ringworld Engineers Audiobook (Free)

It’s been two decades since the quixotic and worlds-weary Louis Wu discovered the Ringworld. Right now he and Speaker-to-Animals ‘re going back, captives from the Hindmost, a deposed puppeteer innovator.

With Louis’ help, the Hindmost intends to regain his status by bringing back such extraordinary treasures from your Ringworld that his fellow puppeteers should be impressed. However when they appear, Louis discovers that the Ringworld is no more stable-and will kill itself within a few months. To endure, he must locate the control middle from the legendary engineers who constructed the planet.

His mission becomes a wild and gripping opportunity blended using the mysteries and spectacular technologies that only Larry Niven can conjure.