A man walks in the former Nazi death camp of Auschwitz-Birkenau (Auschwitz II) in Brzezinka
A man walks in the former Nazi death camp of Auschwitz-Birkenau (Auschwitz II) as thousands of people, mostly youth from all over the world gathered for the annual "March of the Living" to commemorate the Holocaust in Brzezinka near Oswiecim, Poland May 5, 2016. REUTERS/Kacper Pempel