Flinders was in the middle of one of the great voyages of exploration, charting the southern coast of a continent the British barely knew. Every inlet was a question: did it lead somewhere, or merely end? Denial Bay raised his hopes of penetrating the interior and then dashed them, and his choice of name turned a moment of personal frustration into geography. There is something honest about it. Where other explorers stamped coasts with the names of patrons and kings, Flinders here simply recorded how the place made him feel. More than two centuries later, travellers still arrive at a bay named for the let-down of a man who wanted it to be something it was not.

The settlement that grew here was, for a time, almost the work of one person. In 1889 William McKenzie established what would become the first town in the Ceduna district, and he did nearly everything himself. He cleared the dense mallee scrub by axe, raised a general store, and then served the new community as harbour master, postman, blacksmith, butcher, saddler and Justice of the Peace - employing as many as 30 people at once. The bay had no proper port, so McKenzie improvised one to suit its peculiar shore. The seabed here is rocky and the tides extreme, so he built a wooden platform called McKenzie's Landing: at high tide, boats unloaded their cargo onto the platform, and at low tide a horse and cart was driven out across the exposed seabed to collect it. Loading worked the same way in reverse - a town's entire commerce timed to the rhythm of the sea.

The town was surveyed in 1909 and proclaimed in 1910 under the name McKenzie, after the man who had willed it into being; it was not officially renamed Denial Bay until 1940. A school ran from 1897 to 1945, and for fourteen months around 1908 to 1910 the settlement even had its own weekly newspaper, the Denial Bay Starter. But the little port could not last, and the town long ago stopped shipping cargo across its flats. What saved it was oysters. Since aquaculture arrived in 1985, the intertidal waters of Denial Bay have become prime oyster ground, and together with neighbouring Smoky Bay they now produce around a fifth of all the oysters grown in South Australia - celebrated each year at Ceduna's Oysterfest. The bay that denied Flinders his strait gives up something richer now, raised in racks over the same rocky seabed that once frustrated a town's every shipment.

Strip away the history and Denial Bay today is tiny - the kind of place you could drive through without noticing if you blinked. The town has a single general store selling fuel and groceries, a public payphone nearby, and very little else: no real array of accommodation, eateries or sporting grounds. For everything more, residents make the short run of about 12 kilometres of sealed road east to Ceduna, the district's hub. That smallness is the point. Long before the town existed, this hinterland was first scouted by Europeans in August 1839, when the explorers John Hill and Samuel Stephens probed inland using the chartered brig Rapid as a floating base. From that distant beginning to the one-man town of the 1880s to the quiet oyster outpost of today, Denial Bay has only ever been a modest place on a remote coast - which is precisely what gives its outsized story its charm. Few villages this small carry a name coined by a famous navigator's bad day, or a founding myth built almost entirely on the stubbornness of a single man.