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An underwater post office

The world’s only underwater post office is located in the Hideaway Island marine sanctuary in the Republic of Vanuatu. Situated in the South Pacific, the post office is 50 metres offshore and three metres below the water surface. Divers and snorkelers can post special ‘waterproof postcards’ from this post office. If snorkelers find it difficult…

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What are corals?

Corals are small colourful marine animals that are found in the seas. They build the coral reefs. Their exoskeletons provide the structure of the reefs. The reefs are of high ecological importance. Corals grow very slowly at the rate of about one centimetre a year.

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