Between Malta and Gozo, the islet of Comino guards a lagoon of white sand and water so luminous it looks backlit. Day boats mob it by 11am — so charter an early kayak or paddleboard crossing from Gozo, or come late afternoon when the fleet retreats. Snorkelling the caves around the headland completes it. October keeps the warmth and loses the armada.
Featured in Ten wild swimming and water adventures across Europe · Adventure