A man wearing a kippah looks at the chimney of the crematorium in the former Nazi concentration camp...
A man wearing a kippah looks at the chimney of the crematorium in the former Nazi concentration camp Buchenwald near Weimar, April 12, 2015. Germany marks the 70th anniversary of the liberation of the Buchenwald concentration camp by the U.S. army on April 11, 1945. REUTERS/Kai Pfaffenbach TPX IMAGES OF THE DAY