Simon Wiesenthal Center
Holocaust History Project
United States Holocaust Memorial Museum
Drone video of Auschwitz-Birkenau concentration camp as it is today.
Published Jan 2015
"Memory of the Camps"
"One Day in Auschwitz"
"And Every Single One Was Someone"
"KL: A History of the Nazi Concentration Camps"
by Nikolaus Wachsmann
"RAVENSBRUCK: Life and Death in Hitler's Concentration Camp for Women" by Sarah Helm