On the sweltering summer night of July 16, 1918, in the Siberian city of Ekaterinburg, a group of assassins led an unsuspecting Tsar Nicholas II of Russia, his wife, the Tsarina Alexandra, the desperately ill Tsarevich, and their four beautiful daughters, Olga, Tatiana, Maria, and Anastasia, into a basement room where they were shot and then bayoneted to death. This is the story of those murders, which ended three hundred years of Romanov rule and...