Out of Time's Abyss

Out of Time's Abyss is a science fiction novel written by Edgar Rice Burroughs. It is the third book in the Caspak series, following The Land That Time Forgot and The People That Time Forgot. The story continues the adventures of the protagonist, Lieutenant Bradley, as he explores the mysterious and dangerous land of Caspak.

In Out of Time's Abyss, Lieutenant Bradley finds himself trapped in the prehistoric world of Caspak, a secluded and primeval land inhabited by dinosaurs, prehistoric creatures, and primitive tribes. As he navigates this perilous realm, Bradley encounters savage tribes, fights for survival against ferocious creatures, and unravels the mysteries of the land's unique biology and civilization.

The novel combines elements of adventure, science fiction, and fantasy, as Burroughs weaves a tale of exploration, survival, and the clash between modern humans and the ancient world. It delves into themes of evolution, human nature, and the resilience of the human spirit in the face of adversity.