Short Communist revolts erupted in Hungary and Germany in 1919, and violent confrontations occurred between employees and the state in Italy and Spain within the speedy postwar years, however no other European society saw a Communist takeover. And the area surrounding the Owl Mountains, which was part of Nazi Germany within the 1940s, is house to a number of large mansions -- and one distinctive castle -- where Nazis have been identified to have stashed artwork and jewels. Their ghosts might ha...