Every other atoll in the Maldives asks you to arrive by boat and stay put. Addu, the nation's southernmost atoll and its second-largest population centre after Malé, hands you a bicycle. A flat link road runs across causeways from Gan through Feydhoo and Maradhoo to Hithadhoo — roughly 15 kilometres of easy riding past breadfruit trees, schoolyards and open ocean, unique in the whole country. The atoll's lagoon and its wetlands were recognised as a UNESCO Biosphere Reserve in 2020, and Hithadhoo, at the far end of the link road, shelters protected lakes and mangroves you can walk into before breakfast.
The history is unusually tangible. Gan hosted a British base from the Second World War until 1976 — first the Royal Navy, then an RAF staging post — and the runway, hangars and barrack blocks are still in use, some as the airport, one as a hotel. The war also left Addu its signature dive: the British Loyalty, a British oiler torpedoed in 1944 and later scuttled inside the lagoon. It is the largest shipwreck in the Maldives, lying at depths recreational divers can enjoy, its hull now an artificial reef thick with coral and fish.
Beyond the wreck, Addu's water holds its own against anywhere in the country. Manta Point delivers reliable reef manta encounters at cleaning stations, the outer channels run with pelagics, and the atoll is known for vast, healthy stands of table coral. Because the atoll sits just below the equator, conditions are less sharply seasonal than up north — which is why divers who know the Maldives keep quietly heading south.