President Barack Obama, following his visits to Saudi Arabia and Egypt, traveled on June 5 to Germany, where he visited Buchenwald, the former Nazi concentration camp where more than 56,000 prisoners died.

From left: Buchenwald concentration camp survivor Elie Wiesel, German Chancellor Angela Merkel, International Buchenwald Committee President Bertrand Herz, and Obama laid roses in remembrance of Holocaust victims.

Obama's great-uncle, Charles Payne, was among the first US soldiers to arrive at the nearby subcamp of Ohrdruf in 1945.