这是一部经典的纪录片，泰坦尼克沉没之迷，Asthe100thanniversaryofTitanic’ssinkingapproaches,ateamofscientists,engineers,archaeologistsandimagingexpertshavejoinedforcestoansweroneofthemosthauntingquestionssurroundingthelegendarydisaster:Justhowdidthe"unsinkable"shipbreakapartandplungeintotheicywatersoftheNorthAtlantic