The tumultuous loves of a diver and a pretty bitch. Mario loves Perrucha, she only loves money. When, by dint of diving, the boy's health deteriorates, the girl goes to find an important industrialist. Such a story can only end badly and Mario strangles Perrucha.

The Titanic is under a new threat. Resting at over 12,500 feet below sea level and 380 nautical miles off the coast of Newfoundland, the most famous shipwreck in the world is being consumed by a colony of iron-eating bacteria. This slow and irreversible decay, according to the most concerned experts, will sweep away all the secrets of the mythic liner within a few decades. This documentary details the underwater odyssey of the greatest Titanic expeditions and the evolution of the most scrutinized shipwreck in the world. From the epic discovery of the wreck by a French-American team in 1985 to the exploratory missions led by James Cameron, and to the treasure hunts that brought back over 5,000 vestiges–experience the unequaled thrill of these extreme dives through the eyes of the explorers who have attempted to unlock Titanic’s secrets.

Louis XIV's ship La Lune was wrecked off Toulon in November 1664. The ship was returning from an expedition to the Barbary Coast with nearly one thousand people on board, simple seamen or nobles of the highest rank. Discovered by a submarine in 1993, the wreck lies in 90 metres of water. In a state of magificent preservation, like some underwater Pompei, she will, starting in 2012, be the subject of an exceptional archeological investigation, bringing together history and robotics, the expertise of archeologists and the passion for the deep.

Firu Dorileanu, 30 unemployed, lives alone in his deceased parents' apartment. To pass his financial problems, he tries to sell his mother's contrabass. So, with this occasion, he discovers inside the instrument a letter and an old film from his mother's youth. Going behind the protagonists in the film, Firu arrives inside the wreck, there where was born his mother's secret.

Olive Granger, an heiress survives a shipwreck in the South Seas and is washed ashore an island along with international crooks Irene Carlton and Fred Morgan, who steal her credentials and escape to America, where Irene poses as Olive. Paul Patterson and Jan Boomer, divers, find Olive abandoned in a cave and fight through the jungle in competition for the girl. While diving for pearls, the treacherous Boomer dies in the clutching coils of a giant octopus. Olive and Paul arrive in New York, expose the impostors, and get married.

A wealthy and self-serving man, sets out on a perilous ocean voyage with his son. An unexpected incident with the vessel causes him to reflect on his not so perfect life.