“It doesn’t do any good for your heart, for your mind, for anything,” said Holocaust survivor Jona Laks, 94, about her return to Nazi Germany’s Auschwitz-Birkenau concentration camp.

Jan. 27 marks the 80th anniversary of the liberation of Auschwitz-Birkenau, where more than 1 million Jewish men, women, and children were killed by the German Nazis solely because they were Jewish.

Auschwitz survivors have told Sky News of their pessimism that lessons have not been learnt from history, ahead of the 80th anniversary of the liberation of the concentration camp. "I hope I'm ...