rowing boat trapped in ice on the frozen danube in belgrade, serbia, in january 2017, due to an exceptionnaly cold weather

2017 areas background balkans beautiful belgrade blue boat central climate cold danube days disruption east eastern essen europe exceptionally exceptionnaly flights frosty frozen january januarynna landscape lasting light major more nature occurred other outdoor period power river rowing season seasonal serbia services shipping snow snowy some southeastern supplies suspended than there trapped water wave weather were white winter zemun