At the Earth's Core

A 1914 science fiction novel by Edgar Rice Burroughs in which David Innes and his inventor companion Abner Perry drill into the Earth's interior aboard a burrowing iron mole and discover a strange prehistoric world within.

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›Journeys inside the earth

Reader

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