The goal is to retrieve a memory and to create the memory.
Follow us on GoogleCards are placed between railway tracks in the former Nazi death camp Auschwitz as people take part in the annual "March of the Living" to commemorate the Holocaust, in Oswiecim, Poland, April 12, 2018. (photo credit: REUTERS/KACPER PEMPEL)BySTEFAN RADOJKOVICUpdated: