Tanar of Pellucidar is the third in the Burroughs series set in the world of Pellucidar the exotic and savage land at the center of the Earth. American explorer David Innes and the human communities have finally overthrown Pellucidar's slave masters, the Mahars. The Pellucidarian Empire is now faced with a new menace, the Korsar pirates. In the ensuing battle many warriors are lost and one of the most courageous, Tanar of Sari, is captured. Tanar is taken to the horrifying realm of the Buried People of Amiocap and ultimately to the Korsars' dungeons. Edgar Rice Burroughs was an American author, best known for his creation of the jungle hero Tarzan, "Lost worlds" and the heroic Mars adventurer John Carter.