You can go to an uninhabited neighbouring island with just one of these boats. — Photos: MARTIN LEWICKI/dpa Thailand is an island paradise, but finding one that meets the seemingly contradictory criteria of having tourist-friendly infrastructure, but no huge crowds of tourists, can be a challenge. Ko Lanta may well be that hard-to-find island: The feeling of being in paradise is at least guaranteed during a visit to the island’s Nui Bay, with fine sand and the crystal-clear water of the Andaman Sea. All that’s here is one wooden beach bar on the water, and another on the nearby mountain...