Karl Marlantes's debut novel Matterhorn, a -- sisu Layered with fascinating historical detail, this is a novel that breathes deeply of the sun-dappled forest and bears witness to the stump-ridden fields the loggers, and the first waves of modernity, leave behind. At its heart, Deep River is an extraordinarily ambitious exploration of the place of the individual, and of the immigrant, in an America still in the process of defining its own identity.