Mountain of Black Glass: Otherland, Book 3

Mountain of Black Glass is the third volume of Tad Williams's highly acclaimed four-book series, Otherland. A truly unique reading experience combining elements of science fiction, fantasy, and techno-thriller, it is a rich epic tale in which virtual reality could prove the key to a whole new universe of possibilities for the entire human race - or become the exclusive domain of the rich and the ruthless as they seek a technological pathway to immortality.