Out of Time's Abyss

A 1919 adventure novel by Edgar Rice Burroughs, set on the prehistoric island of Caspak, where Bradley and four companions leave Fort Dinosaur to seek a route up the barrier cliffs, contending with giant beasts and hostile ape-like natives along the way.

Public domain in the US. From Project Gutenberg.

Topic

Historical and Classical Fiction›Classic science fiction and fantasy›Lost worlds, hidden lands, and prehistoric tales›Hidden lands and lost races

Reader

Teens›Historical and Classical Fiction›Classic science fiction and fantasy›Lost worlds, hidden lands, and prehistoric tales