[讲述亚瑟王在结束与罗马帝国的战争、返回家园后，发现王位被自己的侄子窃取，为了夺回王位，他被迫向巫师梅林和圣杯骑士团寻求帮助。]

　　The Mayan calendar predicts that the world will end in 2012, and many believe it's true. This Emmy-nominated Discovery Channel documentary illus