In 1488, a Portuguese caravel commanded by Bartolomeu Dias dropped anchor in this bay to take on fresh water: the first documented European landing on the South African coast. The navigator named the anchorage the watering place of São Brás, Saint Blaise, whose name the nearby cape and lighthouse still bear. More than five centuries later, cruise ships anchor in almost the same spot, and passengers reach the small harbour's jetty by tender. Mossel Bay is no metropolis: it is a coastal town on the Garden Route, nestled between the Indian Ocean and the hills, where everything that matters is within walking distance of the landing.

The name comes from the mussels that Dutch crews gathered on the rocks. Here, the sea has always nourished history.

The Bartolomeu Dias Museum Complex

A few minutes' walk from the jetty, a group of historic buildings tells the story of the encounter between European navigators and the African coast. The centrepiece surprises with its small size: a seaworthy replica of Dias's caravel, built in Portugal and sailed here in 1988 for the 500th anniversary of the voyage. You go on board, take in how cramped the deck is, and come away with new respect for 15th-century crews. The neighbouring halls cover maritime history, shells and local flora, and the complex's botanical garden brings together the region's indigenous plants.

The Letter Tree

In the museum gardens grows an old, twisted milkwood, the Post Office Tree. In the early 16th century, sailors left letters under this tree for a passing crew to deliver: South Africa's first "post office." The tradition lives on, as a boot-shaped mailbox still receives visitors' mail, franked with a special postmark. Writing a postcard in the shade of a five-hundred-year-old postal tree remains one of the most memorable gestures of the stop.

Santos Beach and the Point

Below the town, Santos Beach unrolls a sheltered arc of sand where swimming is gentle, a rarity on this swell-battered coast. At the other end, The Point area lines up cafés and natural tidal pools carved into the rocks where locals swim at high tide, at the foot of the Cape St Blaize lighthouse. A sea cave opens beneath the cliff, occupied by humans for tens of thousands of years, and the coastal trail starting there follows the heights for several kilometres, with the ocean below.

Marine Life, Depending on the Season

Boat excursions of about an hour reach Seal Island, a noisy and pungent colony of Cape fur seals settled in the bay. From June to November, southern right whales come to calve in these waters, and they can sometimes be spotted right from the shore. The most daring will find cage-diving outings to see great white sharks, an unabashed specialty of the region. Local oysters, raised in these cold waters and served on the waterfront, complete the picture for food lovers.

The bay takes on its slate colour again when it is time to re-embark, and the lighthouse comes on at the point. Dias stayed only a few days; cruise passengers, a few hours. In between, five centuries of sailors found the same thing here: a gentle bay and a chance to recover their strength. And the stop leaves the same impression it perhaps left on him: that of a welcoming coast set at the end of a very long voyage.