French President Francois Hollande (R) and German Chancellor Angela Merkel (L) pay their repects in front of the Eternal Flame in the Douaumont Ossuary (Ossuaire de Douaumont), northeastern France, on May 29, 2016, during a remembrance ceremony to mark the centenary of the battle of Verdun. The battle of Verdun, in 1916, was one of the bloodiest episodes of World War I. The offensive which lasted 300 days claimed more than 300,000 lives. / AFP / POOL
{"Image ImageDescription": "French President Francois Hollande (R) and German Chancellor Angela Merkel (L) pay their repects in front of the Eternal Flame in the Douaumont Ossuary (Ossuaire de Douaumont), northeastern France, on May 29, 2016, during a remembrance ceremony to mark the centenary of the battle of Verdun.\nThe battle of Verdun, in 1916, was one of the bloodiest episodes of World War I. The offensive which lasted 300 days claimed more than 300,000 lives. / AFP / POOL / MATHIEU CUGNOT        (Photo credit should read MATHIEU CUGNOT/AFP via Getty Images)"}