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Located more than 400 kilometers (250 miles) northwest of Madagascar and more than 600 kilometers (375 miles) east of mainland Africa, Aldabra is one of the coralline outer islands of the Seychelles. The OLI-2 (Operational Land Imager-2) on Landsat 9 captured this image of the remote atoll on June 24, 2022. Tides flow in and out of the lagoon through channels between the large perimeter islands. The land tops out at a mere 8 meters (26 feet) above sea level.

An Outpost for Evolution at Aldabra Atoll

The large coral islands off the African coast are home to giant tortoises and unique birdlife. View the full story

Image Credit: NASA Earth Observatory / Wanmei Liang
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