Perfumed gardens, uninhabited islands, Champagne from the sea and dolphins - Captain Branko's introductory talk mentioned them all. "Welcome to the Kvarner Bay," beamed Capt Branko. "Trust me, it's Croatia's best-kept secret."
Opatija stood in for Nice in the movie Diana. Picture: Getty Images
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Sightseers sail past the island of Krk. Picture: Getty Images