Dionizy Lechowicza, a Polish survivor of the Auschwitz-Birkenau Nazi concentration camp, attending the ceremony to mark the 60th anniversary of its liberation held on the 27 of January 2005. Lechowicz was born on 02 January 1917 and imprisoned in Auschwitz-Birkenau. He is holding a list of prisoners with his name on it dated 5th Ocober 1943. It is estimated that between 1.1 and 1.5 million Jews, Poles, Roma and others were killed here during the Holocaust between 1940-1945. 27 January 2015 is the 70th anniversary of the liberation of Auschwitz-Birkenau.