The designs painted in a polychrome technique of patterned curtains and forest motifs were found at the magical 13th century Książ Castle.
Israeli Prime Minister's office has clarified the issue of the alleged statement by Benjamin Netanyahu about Polish collaboration with the Nazis, cited by the Jerusalem Post newspaper, the head of Polish PM's office Michal Dworczyk said on Saturday.
Poland has asked Germany to return tens of thousands of documents relating to war crimes committed by the Nazis and the rescue of Jews by Poles.
Police and art investigators from the Ministry of Culture have recovered three important paintings looted by German Nazis during World War II.
Two neo-Nazis who organised a music festival to mark the anniversary of Adolf Hitler’s birthday have been arrested in Poland.