You need to look at a map to grasp how isolated Rodrigues is: a volcanic speck in the Indian Ocean, 650 kilometres northeast of Mauritius, surrounded by a turquoise lagoon almost twice the size of the island itself. Ships call at Port Mathurin, its capital — one of the smallest in the world — where life flows at a pace many travellers have forgotten.

Port Mathurin, a pocket-sized capital

A few gridded streets, Creole shops with tin roofs, two churches, a mosque: you can walk around the centre in under an hour from the pier. It's precisely this small scale that charms. You greet shopkeepers on their doorsteps, listen to Rodriguan Creole singing through conversations, and linger in front of the basket weavers' stalls. If the port call falls on a Saturday morning, the market is in full swing: pickled chilies, local honey, dried fish, limes and woven baskets change hands in infectious good spirits. It's the great social gathering of Rodrigues.

The lagoon, vast and shallow

Around the island, the lagoon spreads out clear waters where sandbanks break the surface. Boat excursions head to Île aux Cocos, a strip of sand topped with casuarinas that has become a seabird reserve: terns and noddies nest there by the thousands, and you walk among the colonies under the supervision of guides. Snorkellers find coral gardens in shallow water, while kitesurfers enjoy the steady trade winds that have made the island famous in their sport.

Giant tortoises and limestone caves

In the southwest, the François Leguat Reserve brings back the landscape described by the first travellers: hundreds of Aldabra giant tortoises roam among replanted native vegetation, in tribute to the Rodrigues tortoises that vanished in the 18th century. Guides also tell the story of Leguat himself, the French Huguenot who lived here from 1691 and left one of the first awestruck descriptions of this island's nature. Nearby, Caverne Patate plunges beneath the limestone; a guided tour leads between stalactites and stalagmites in an underground network carved over millennia beneath the coral plateau. The two sites combine easily in half a day from the pier.

Rodriguan flavours

The local cuisine deserves some of your time: sun-dried octopus (ourite) slowly simmered, fish curry with local saffron, lime chili that livens up everything, and the renowned honey that Mauritians themselves come here to buy. Family-run tables d'hôte, often perched on the heights overlooking the turquoise water, serve these dishes with vegetables from the garden; booking through an excursion remains the simplest way to taste them.

Port call tips

• Docking at the Port Mathurin pier, right on the edge of the centre; everything in town can be done on foot.
• Île aux Cocos: book through an organized excursion, about half a day, depending on the tides.
• François Leguat Reserve and Caverne Patate: about 45 minutes by road from the capital.
• Currency: Mauritian rupee; small bills come in handy at the market.

What you take away

Rodrigues doesn't try to keep visitors with grand monuments. Instead it offers a gentleness: that of an endless lagoon, a market where everyone knows each other, a century-old tortoise crossing a path without hurrying. Walking back up the gangway, many passengers catch themselves slowing their pace, as if to take a little of that island tempo along with them.