APTOPIX Poland Holocaust

Participants of the traditional 'March of the Living' walk behind a railway track inside the former Auschwitz-Birkenau Nazi Death Camp near Oswiecim, southern Poland, Monday, May 2, 2011. Thousands of people from around the world take part in the annual March of the Living paying tribute to the victims of the Holocaust at the former Nazi Death Camp Auschwitz-Birkenau.  (AP Photo/Bela Szandelszky)