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At number 2 in our countdown – see the breathtaking, fragile Great Barrier Re
WHALE SHARKS, CORAL REEFS AND SAFARI TENTS AMID THE DUNES: THIS REMOTE LODGE IMMERSES TRAVELLERS IN WESTERN AUSTRALIA’S ASTOUNDING MARINE WORLD
Snorkelling provides all the physical and mental-health benefits of open-water swimming, while also opening up a new underwater world to explore – all you need is a mask and snorkel to get started. A
Take a deep dive into some of the world’s most curious submerged sites
WONDERS OF THE OCEAN
Meet the UK scientists giving breeding corals a helping hand.
Whether visiting a new conservation project or lightening your footprint, these amazing trips catch the eye and give something back