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 in the summer of 2019.
Production companies：
LGB
·
ARTE
·
Andromède Océanologie
·
Overview：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 in the summer of 2019.
