Polish President Bronislaw Komorowski (L), Piotr Cywinski (2nd L), director of the Auschwitz-Birkenau museum and Auschwitz survivors lay down a wreath at the death wall of the former Auschwitz concentration camp on January 27, 2015 at the camp's memorial site in Oswiecim, Poland. Seventy years after the liberation of Auschwitz, ageing survivors and dignitaries gather at the site synonymous with the Holocaust to honour victims and sound the alarm over a fresh wave of anti-Semitism. AFP PHOTO / ODD ANDERSEN