At the Earth's Core

"At the Earth's Core" by Edgar Rice Burroughs is a science fiction adventure set in the early 1900s. It tells the story of David Innes, whose life takes an extraordinary turn when he's thrust into Pellucidar, a bizarre prehistoric realm hidden deep within the Earth. With his friend Perry, David braves monstrous beasts and encounters savage tribes. As they try to make sense of their new reality, they must use their wits to find food, shelter, and defend themselves against this unfamiliar and wild place, while coming to terms with their own humanity.