This behind-the-scenes moment uncovers the chilling artistry behind one of the Titanic set’s most intense sequences, filmed inside a massive frozen water tank built to recreate the brutal aftermath of the sinking. Surrounded by icy blue lights, floating debris, and clouds of studio-made frost, actors wade into frigid water while crew members monitor heaters, safety rigs, and carefully timed wave machines. Each breath hangs visibly in the air, each movement slowed by the biting cold, creating an