Tarzan, Lord of the Jungle

Book 11 of the Tarzan Series, a special edition authorized by Edgar Rice Burroughs, follows Tarzan as he encounters ruthless slave traders heading toward a legendary, treasure-filled land. Along the way, he discovers the lost Valley of the Sepulcher, where ancient knights still wage their holy crusade. As Tarzan becomes involved in their ongoing fight, he must also face the threat of the slavers closing in.