At the Earth's Core
First published in All-Story Weekly during April 1914. First collected in book form by A.C. McClurg in 1922.
Foreseeing only a dreadful death when their scientific experiment went wrong, David Innes and his companion hurtled through endless subterranean miles until they broke through into a strange inner world at the earth's core.
Pellucidar! A land of no horizon and eternal day. A world of weird beauty and terrifying peril, where ferocious monsters unknown to man, and beasts from a prehistoric age long forgotten on earth, roam the forests and swamps, and where the hideous and savage Mahars keep a race of primitive men and women in abject slavery.
Edgar Rice Burroughs
Edgar Rice Burroughs (1875–1950) was an American author, best known for his creation of the jungle hero Tarzan and the heroic Mars adventurer John Carter, although he produced works in many genres.
Pellucidar
Pellucidar consists of seven books. The current recommended reading order for the series is provided below.