居民和游客应尽量在有救生员的地方游泳。如果被涌流卷走，保持放松和漂浮，不要逆流游泳。如果能够，朝着海岸线的方向游泳。如果无法逃脱，面向海岸并呼喊或挥手求助。

Unorthodox scientist Tommy Thompson surprises the world by retrieving three tonnes of gold from a shipwreck in the Atlantic Ocean. But the gold changes Tommy's life in a way no one could have predicte ...