The 990ft SS United States, still the fastest ocean liner ever, has been sunk off Destin to become the world’s largest artificial reef, after one last day of resistance.

There is a particular kind of sadness reserved for great ships that outlive their purpose, and few have suffered it more publicly than the SS United States, the liner that took the record for the fastest ocean liner in 1952 and then spent the following decades slowly rusting while one rescue plan after another sank long before the ship herself did. On Wednesday she finally went down in the Gulf about 22 nautical miles southwest of Destin-Fort Walton Beach in Florida, where Okaloosa County has turned the 990ft vessel into what it calls the world’s largest artificial reef, a fate that some enthusiasts regard as a dignified burial at sea and others as an unusually expensive way of making a home for red snapper.

The deployment had been planned for Thursday 12 November, but Okaloosa County moved it forward a day because of forecast heavy winds and unsafe conditions, cancelling a public sendoff ceremony in the process, and County Board Chairman Trey Goodwin observed that the change gave the occasion an especially meaningful date because it fell on Veterans Day. The ship had been towed from Mobile, Alabama, where she had been since March 2025 undergoing remediation, to a permitted site at the county’s proposed coordinates of 30° 07.148′ N, 86° 46.755′ W, and spectator boats gathered offshore under instruction from the safety vessels. Then the old liner did what she had apparently always been built to do, refusing to go quietly for hours after flooding began, prompting county spokesperson Nick Tomecek to remark that “she was designed to be unsinkable, and that fact has definitely given our crews some challenges today”.

The story of how a national flagship ended up as a dive site is really a story about money and time, because the county itself points out that the ship was retired in 1969 as air travel took over, passed through multiple owners, had nearly everything removed from her decks and her engines rendered unable to function, and then sat for nearly 30 years at the same berth in Philadelphia while restoration efforts by several organisations ran for more than two decades. The SS United States Conservancy, which owned her until the sale, faced the prospect of her being sold for scrap, and Okaloosa County says it approached the Conservancy with the sole purpose of deploying her as a reef rather than seeing that history lost to what it rather pointedly called a razor blade factory, adding that its funding was merely a fraction of the hundreds of millions a full restoration would have cost.

The county’s Board of Commissioners voted to allocate $13 million to the whole project, covering the purchase of the ship, the towing, the environmental remediation and funding towards a land-based SS United States museum in the Destin-Fort Walton Beach area, and it is careful to say that the money comes from tourism bed tax collected from short-term rentals together with contributions from local partners, with no general fund revenue involved. In preparation, contractors removed non-metal items, wiring and fuel, followed the EPA and Maritime Administration best management practices for preparing vessels as reefs, cut holes strategically so that she would settle upright, opened passages for marine life and reduced the aluminium superstructure so that the reef would sit at a shallower depth, while the funnels and mast were set aside for the Conservancy’s museum.

What divers and anglers inherit is a vast structure planned to lie in about 180ft of water, with the county’s proposed depth to the upper deck at around 55ft, which means that confident recreational divers should be able to explore the top of the ship while the depths of the hull will be the preserve of technical divers. Okaloosa County has already deployed more than 20 large vessels as reefs in recent years and expects this one to draw reef species such as red snapper and grouper as well as pelagic fish such as amberjack, mackerel and tuna, and in time a steady flow of visitors to the area’s lodgings, restaurants and dive shops, although no date has yet been confirmed for public diving to begin.

For British readers there is an obvious echo of our own long-running arguments about what to do with old ships too large to keep and too loved to scrap, and the SS United States is a reminder that the choice is rarely between restoration and loss but between different kinds of afterlife. Her record crossing still stands as a piece of maritime history that no subsequent liner has taken from her, and she will now spend the rest of her existence carrying an entirely different kind of passenger, most of them with fins, a few of them in wetsuits, and not one of them required to dress for dinner.