"Fifty years ago, people in South Dakota's Black Hills thought Korczak Ziolkowski had rocks in his head," wrote Beth Gauper of the Seattle Times in discussing the 1998 celebration of the ambitious sculptor's Crazy Horse Memorial. "Today," Gauper added, "his rock is a head that more than a million people come to see each year." Ziolkowski dedicated more than three decades of his life to this still-uncompleted, monumental memorial to the Oglala Lakota Sioux warrior who defeated U.S. Cavalry General George Custer at the Little Big Horn. Located in the Black Hills of South Dakota, less than twenty miles from Mount Rushmore, Ziolkowski's memorial is intended to be ten times larger than the nearby one honoring four presidents. The first blasting began on the memorial in 1948; by the time of Ziolkowski's death in 1982, the artist had removed over eight million tons of granite from Thunderhead Mountain, the site...