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With the help of diver and biologist Laurent Ballesta, a scientific expedition explores three sunken Italian volcanic sites in the Mediterranean.

Gombessa Expedition 4 Laurent Ballesta went to observe a gathering of thousands of groupers during the full moon of June 2014 (Le mystère...

Gombessa Expedition 1 To dive for the Coelacanth is to go back in time. In 1938, when it was known only as a fossil, a Coelacanth was discovered in...

Gombessa Expedition 3 Protected by an international treaty Antarctica has been spared the effects of hunting and fishing. But signs in ice’s...

160 km southwest of Reunion Island, just a few dozen metres beneath the surface of the Indian Ocean, lies the peak of an underwater volcanic...

The Mediterranean. Because people have been travelling there for thousands of years, it is believed to be without secrets. And yet, far below its...

Originally, in 2014, Laurent Ballesta had just one precise objective: to unravel the mystery of groupers. To understand the issues involved in their...

In French Polynesia, there is a place where every year, thousands of groupers gather in secret followed by hundreds of sharks… The...

An exciting look back at the major stages in the conquest of the underwater depths, from the end of the 1950s to Laurent Ballesta's great adventure...

Explore the mysterious giant rings of the Mediterranean, buried at a depth of 120m, with the world-famous Laurent Ballesta, world-renowned diver and...