Drone footage shows sheer scale of Auschwitz death camp Former Auschwitz prisoners lay wreaths for anniversary Children of Auschwitz Former Auschwitz prisoners lay wreaths for anniversary Drone footage shows sheer scale of Auschwitz death camp Drone footage shows sheer scale of Auschwitz death camp Former Auschwitz prisoners lay wreaths for anniversary Former Auschwitz prisoners lay wreaths for anniversary Drone footage shows sheer scale of Auschwitz death camp Drone footage shows sheer scale of Auschwitz death camp Former Auschwitz prisoners lay wreaths for anniversary