POTSDAM GERMANY MAY 22: Sanssouci is the name of the former summer palace of Frederick the Great, King of Prussia, in Potsdam, near Berlin, Germany on May 22 2010
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POTSDAM GERMANY MAY 22: Sanssouci is the name of the former summer palace of Frederick the Great, King of Prussia, in Potsdam, near Berlin, Germany on May 22 2010