The Mountain's Depths is the first book, and in many ways the last book, of the Mysterious Mountain series. This series consists of seven books which tell of tales of exciting adventurous following one man's extraordinary journey. Once a poor orphan working as a stagecoach driver, encounters a man who changes his fortunes forever. Years later, he finds himself propelled into adventure after adventure. Within the pages of The Mountain's Depths, tells his tale of his first mountain adventure; an adventure which may very well be one of his last. His adventure leads him across the world, through darkness and danger, chasing the unknown. Need more of an explanation? Then perhaps you ought to read the book to obtain the answers of which you seek.