In this composite image a comparison has been made of Colleville sur Mer, France. D-Day took place on June 6, 1944. *** COLOR 2014*** Image # 493783553. COLLEVILLE SUR MER, FRANCE - MAY 7: A view of the Omaha Beach on May 7, 2014 near Colleville sur Mer, France. The Allied invasion to liberate mainland Europe from Nazi occupation during World War II took place on June 6, 1944. Operation Overlord, known as D-Day, was the largest sea borne invasion in military history.  (Photo by Peter Macdiarmid/Getty Images) ***ARCHVE 1944*** Image # 78953168.  World War Two, (D-Day), Invasion of France, pic: June 1944, American craft of all styles pictured at Omaha Beach, Normandy, during the first stages of the Allied invasion (Photo by Popperfoto/Getty Images)