This groundbreaking documentary, directed by the renowned Jacques-Yves Cousteau, takes viewers on an underwater expedition aboard the research vessel Calypso. The film captures the vibrant and diverse marine life of the Mediterranean Sea and the Indian Ocean, showcasing the beauty and complexity of the underwater world. Notably, it was one of the first films to use underwater cinematography extensively, providing audiences with a rare glimpse into the ocean’s depths. The film was awarded the prestigious Palme d’Or at the 1956 Cannes Film Festival and also won an Academy Award for Best Documentary Feature. For those interested, it can be viewed for free on 123Movies / Movies123.