Exploring blue holes

This is a history of margins and fringes – not only of the Atlantic Ocean itself, but also of the imaginations of those who worked on its surface and lived at its edges. In his new book, Karl Bell dra

EL SALVADOR

THE DEEP SEA IS BY FAR THE LARGEST habitat on Earth. It is, says Natalie Lawrence in her book Enchanted Creatures, “the last wilderness vast enough to hide monsters”. Unsurprisingly, many myths have a

The 14-island archipelago of Islas Secas, once deemed uninhabitable for humans, is now a breathtaking, private island hideaway, says Mark Hedges

Remote and wild, Indonesia’s Raja Ampat region has been considered sacred by locals for centuries. New coral conservation voyages offer a unique perspective on its islands and reefs

"FAKARAVA’S SOUTH PASS IS MORE than a name on a map. Divers speak of it like a rite of passage. In this remote corridor, the current runs wild and the sharks run the show. Welcome to French Polynesia’