What is it?

Comoros is an archipelago of three volcanic islands adrift in the Mozambique Channel — a place so rarely visited that arriving feels like stumbling onto a secret. Known as the 'Perfume Isles', the air here is genuinely scented: hillsides are terraced with ylang-ylang, jasmine, vanilla and clove, and the distilleries that supply the world's great perfume houses puff sweet steam into the humid afternoon. On Grande Comore, the brooding bulk of Mount Karthala — one of the world's largest and most active volcanoes — rises above black lava fields that spill straight into a turquoise sea, while Moroni's coral-stone medina hums with the call to prayer, the clatter of dhow builders, and the chatter of markets stacked with breadfruit and cassava. The culture is a beguiling Swahili-Arab-African-French blend: women wrapped in bright shiromani with sandalwood face masks, elaborate 'Grand Mariage' weddings that can take decades to save for, and a national obsession with the coelacanth, the 'living fossil' fish rediscovered in these deep waters. Add sleepy Mohéli, where green turtles haul themselves onto Itsamia's beaches by the hundred, and mountainous Anjouan with its waterfalls and crumbling sultanate palaces, and you have one of Africa's last genuinely undiscovered island frontiers.

Where is it?

The Union of the Comoros lies in the Indian Ocean between northern Mozambique and Madagascar, comprising Grande Comore (Ngazidja), Anjouan (Nzwani) and Mohéli (Mwali) — with the nearby fourth island, Mayotte, remaining French territory. Base yourself in Moroni for the medina, Lac Salé crater lake and the Karthala trek, fly the short hop to Mohéli for turtle nesting, humpback whales and Nioumachoua's islets, and to Anjouan for Domoni's old town and the Dziani Boundouni crater. The dry season from May to November is by far the best window; July to October brings migrating humpback whales, while turtles nest year-round with peaks around March–April and August–September.

What makes it worth it?

Fewer people visit Comoros in a year than visit the Eiffel Tower in a single morning, and that scarcity is the point — you will be a curiosity, invited to share cassava and coconut, quizzed about your journey, and remembered by name. Travellers consistently describe it as the friendliest place they've ever been: 'nobody was selling me anything, they just wanted to talk,' is a sentiment repeated again and again. Standing on Karthala's rim at dawn, peering into a caldera three kilometres wide with cloud pouring over the edge, is the kind of raw, unguarded wilderness moment that packaged destinations can no longer offer. Snorkel with turtles at Mohéli, watch a humpback breach from a wooden pirogue, or sit on a lava-black beach as the sun drops and the muezzin's voice drifts across the water — and you'll understand why the islands linger in people's imaginations for years. Long after the tan fades, what stays is the smell of ylang-ylang on the evening breeze and the feeling of having travelled somewhere the world simply hasn't got to yet.

How accessible is it?

Comoros is logistically challenging rather than expensive: there are no direct long-haul flights, so most visitors connect through Nairobi, Addis Ababa, Dar es Salaam, Dubai or Réunion/Mayotte, with return fares typically $700–1,400 from Europe or North America. Visas are straightforward — most nationalities buy one on arrival at Moroni for roughly €30–50 — and daily costs are modest, with guesthouses at $30–70, mid-range hotels $80–150, and meals often under $10; budget $80–150 per day all in. Inter-island travel is the real wildcard: small planes and ferries are frequently delayed or cancelled, so build slack days into any itinerary and carry cash, as ATMs are unreliable and cards are rarely accepted outside Moroni. The Mount Karthala ascent is a demanding two-day trek (roughly 12–15 hours of walking, camping on the rim) requiring good fitness, a local guide and porters at around $150–250 per group; otherwise, sightseeing, snorkelling and turtle-watching are gentle and suit most travellers. A French phrasebook helps enormously, hire guides through your guesthouse, dress modestly in this conservative Muslim nation, and note that alcohol is limited and infrastructure basic — flexibility and patience are the essential gear.