The GPO Amethyst Cargo Ship (Full Episode) | Superstructures: Engineering Marvels | Nat Geo

The GPO Amethyst is a semi-submersible cargo ship designed to transport massive loads, like decommissioned oil rigs. Its innovative engineering allows it to submerge its deck and then lift heavy cargo, using a sophisticated ballast system and powerful propulsion. The ship's design enables it to navigate extreme weather while ensuring stability during operations.