Stage 2: "Hofbräu Münchner Sommer naturtrüb"09/22/2016September 22, 2016A special Oktoberfest German course: today we learn why the summer can also be naturally cloudy.https://p.dw.com/p/1K674Image: DW/R. KrügerAdvertisementStage 2: "Hofbräu Münchner Sommer naturtrüb"To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video