A celebration of the extraordinary lost natural wonder of the eastern U.S.--once the center of American wildness before its despoliation--and a lively tour through recent efforts to return elk, bison, wolves, and other creatures to their verdant native landscapes. Before skyscrapers and smokestacks rose across the eastern U.S., elk, bison, wolves, and cougars roamed. Typically imagined as icons of the West, these large mammals...