THE SISTERHOOD OF RAVENSBRUCK: How an Intrepid Band of Frenchwomen Resisted the Nazis in Hitler's All-Female Concentration Camp

Ravensbruck was the infamous all-women's concentration camp known for its medical experiments and the high density of political prisoners, among them a tight-knit group from the French Resistance. These women joined forces to defy their captors and keep one another alive. Photos.