Greek Orthodox priest Apostolos Stavropoulos, 41, lights a torch inside the mausoleum in the village of Distomo in June 2013 on the eve of the 69th anniversary of the massacre committed by the Nazis during World War II. The remains of the more than 200 villagers killed, including women and children, are kept here. John Kolesidis/Reuters /Landov hide caption

itoggle caption John Kolesidis/Reuters /Landov

Dating to the 17th century, this Jewish cemetery may be the final resting place of Heinrich Mueller, the head of Adolf Hitler's Gestapo. A German historian says he has traced Mueller to the cemetery. John MacDougall/AFP/Getty Images hide caption

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Former SS Captain Erich Priebke, seen here in Rome during his war crimes trial in 1996, died Friday at age 100. Authorities in Rome, Germany, and Argentina have rejected becoming his final resting place. Plinio Lepri/AP hide caption

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John (Ivan) Kalymon talks about his deportation outside his Troy, Mich., home in this 2009 photo. Kalymon is one of at least 10 suspected Nazi war criminals who remains in the United States despite attempts to deport him. Paul Sancya/AP hide caption

itoggle caption Paul Sancya/AP