考古学教授Jack(成龙 饰)多年没有踏出学校,校长和学生都对他添油加醋的历史半信半疑。一次授课后,一个印度女孩找到Jack,用一张千年地图吸引了Jack的目光。于是Jack和挚友的儿子李琼斯(李治廷 饰)、助教小光(张艺兴 饰)组成“寻宝小分队”,为“神秘宝石”展开冒险,在迪拜和土豪飙车,在冰岛潜入神秘冰穴,在印度大战土狼,和印度贵族斗舞,动作喜剧再升级,打笑全世界。Chinese archeology professor Jack (Jackie Chan) teams up with beautiful Indian professor Ashmita and assistant Kyra to locate lost Magadha treasure. In a Tibetan ice cave, they find the remains of the royal army that had vanished together with the treasure, only to be ambushed by Randall (Sonu Sood), the descendent of a rebel army leader. When they free themselves, their next stop is Dubai where a diamond from the ice cave is to be auctioned. After a series of double-crosses and revelations about their past, Jack and his team travel to a mountain temple in India, using the diamond as a key to unlock the real treasure.