二战：云端之上

As we fly above the infamous battle sites of D-Day and Dunkirk, soar over hidden Nazi bunkers, and glide across lost battleships and sunken shipwrecks – this new series exposes secrets of World War Two - in a brand-new way.当我们飞越诺曼底登陆和敦刻尔克臭名昭著的战场时，翱翔在隐藏的纳粹掩体上空，滑过失落的战舰和沉没的沉船——这个新系列以全新的方式揭露了第二次世界大战的秘密。