Petru Popescu 
Footprints in Time [EPUB ebook] 

An American teen finds a prehistoric civilization in eastern Africa after a plane crash in this adventure by a New York Times-bestselling author.Jack Conran can’t imagine a better way to spend his summer than researching lions with his scientist father in Tanzania. He’s thrilled when Dad invites him along on an expedition to the Witch’s Pot, a storm-guarded and unexplored crater in the savanna. But when their plane goes down, Jack finds himself injured and alone in a wilderness teeming with hungry predators. Alone, that is, until he meets the mysterious creature who saved his life. Battling lions and the elements, Jack struggles to survive. But if he wants to return to civilization alive, Jack must first learn the fantastic secrets that nature-and his father-have been hiding.