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Aldabra Atoll

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Island
—°1
Aldabra Atoll (Seychelles)

Weather…

Aldabra Atoll is the world's second-largest coral atoll, located over 1,100 kilometers southwest of the main island of Mahé. It was designated a UNESCO World Heritage site in 1982 due to its extraordinary ecological significance. The atoll consists of four large coral islands encircling a massive central lagoon and is home to the world's largest population of giant tortoises, numbering over 150,000. Because of its remote location and difficult access, the ecosystem has remained largely pristine and untouched by human interference. Aldabra also hosts the last remaining flightless bird species in the Indian Ocean, the Aldabra rail. Scientific research is the primary activity on the atoll, and tourist access is strictly controlled and limited to ensure the long-term preservation of this fragile natural sanctuary.

Best time to visit & climate

The most pleasant time to visit is Jul–Sep.

JanFebMarAprMayJunJulAugSepOctNovDec
Avg °C282828282726252525262728
Rain mm1359710710148252219101737103

📋 Practical info

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Getting there
Extremely restricted and exclusively accessible by chartered expedition vessels or specialized conservation flights; strict prior authorization from the Seychelles Islands Foundation is mandatory.
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Best season
The relatively dry season from May to November typically provides the calmest seas for the long ocean crossing and far more comfortable conditions for exploring the scorching coral terrain.
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Terrain & paths
The geography consists primarily of razor-sharp, jagged uplifted coral limestone, dense coastal scrub, and sweeping mangrove mudflats that present significant physical navigational challenges.
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What to bring
Heavy-duty walking shoes to protect against sharp coral, long lightweight trousers to ward off scratches, maximum UV protection, and fully self-sufficient water supplies are strictly required.
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Parking
Traditional parking is entirely non-existent on this remote atoll; vessels must carefully anchor in designated offshore marine zones meticulously managed by local environmental authorities.
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Safety
Visitors are accompanied by official rangers at all times; extraordinary caution is demanded due to extreme isolation, lack of medical facilities, and treacherous, unstable coral ground.
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Time needed
A visit is normally structured as a multi-day guided expedition due to the vast travel distance from the main islands and the extensive time required to responsibly observe the wildlife.

Geography

Coordinates
-9.41700, 46.33300

Facts

  • Designated as a UNESCO World Heritage site since 1982.
  • Home to more than 150,000 Aldabra giant tortoises.
  • The atoll has a total land area of approximately 155 square kilometers.
  • Located about 1,120 kilometers away from the capital, Victoria.
  • Hosts the Aldabra rail, the last flightless bird in the Indian Ocean.
  • Consists of four main islands: Grand Terre, Picard, Polymnie, and Malabar.

Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

Vehicle
Only stops with (optional):

© OpenStreetMap contributors · OpenRouteService

Sights in the town Aldabra Atoll (1)

Aldabra📍 landmark

Aldabra is an atoll in the Indian Ocean, known for its large population of giant tortoises.

Sights nearby

Frequently asked questions

Is Aldabra easy to visit?
No, it is very remote and requires a permit.
What is special about Aldabra?
It is the world's largest coral atoll with giant tortoises.
Is there tourism there?
Only very limited, through expedition ships.
How long does the trip take?
It is a multi-day journey by ship from Mahé.
Is Aldabra a World Heritage Site?
Yes, it is on the UNESCO list.
Aldabra Atoll: where is it located?
Aldabra Atoll is located in Seychelles.
Aldabra Atoll: when is the best time to visit?
The most pleasant time to visit is Jul, Sep.
Aldabra Atoll: why is it worth visiting?
Aldabra Atoll is the world's second-largest coral atoll, located over 1,100 kilometers southwest of the main island of Mahé.
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History & landmarks

Denis Island Lighthouse — Aldabra Atoll (Seychelles)
Denis Island Lighthouse
A historic lighthouse dating back to 1910, serving as a guide for ships at the northern edge of the Seychelles Bank.

More places

Coconut Plantation D'Arros — Aldabra Atoll (Seychelles)
Coconut Plantation D'Arros
A former commercial coconut plantation on D'Arros Atoll, now part of a conservation management area.
Desroches Island — Aldabra Atoll (Seychelles)
Desroches Island
The largest island in the Amirantes group, surrounded by 14 kilometers of pristine sandy beaches.
Grand Barbe — Aldabra Atoll (Seychelles)
Grand Barbe
A remote plateau on Silhouette Island, hiding a ghost town, mangroves, and a pristine beach.
Silhouette Cinnamon Forest — Aldabra Atoll (Seychelles)
Silhouette Cinnamon Forest
Extensive forests on Silhouette Island where wild cinnamon grows, a relic from the era of cinnamon production.
Silhouette Island — Aldabra Atoll (Seychelles)
Silhouette Island
The third largest island in the Seychelles, almost entirely protected as a national park and known for its mountainous, jungle-like lands…
North Island — Aldabra Atoll (Seychelles)
North Island
A private island known for its ambitious ecological restoration project called 'Noah's Ark'.
Île aux Vaches Marines Habitat — Aldabra Atoll (Seychelles)
Île aux Vaches Marines Habitat
An important bird and marine habitat west of Mahé, named after the dugongs (sea cows) that used to frequent these waters.
Bird Island — Aldabra Atoll (Seychelles)
Bird Island
A low-lying coral island that hosts millions of sooty terns during the breeding season.