Featuring 150 of Mangelsen's most iconic photos that capture the majesty of all the seasons in the Greater Yellowstone Ecosystem--the most dramatic vistas, and all of the magnificent wildlife. Established in 1872, Yellowstone is America's first national park and sits at the heart of the only remaining region in the Lower 48 states that contains all of the free-roaming, iconic mammals on the continent: wolves, elk, bison, grizzlies,...