Stretched out on the top deck of a catamaran, after a dip in impossibly clear water, I looked back at the white sands of an uninhabited Caribbean island that was ours for the day. This felt a long way from the so-called “budget” cruise I had imagined. For my first trip to the Caribbean, I boarded Marella Discovery, one of five ships in TUI’s all-inclusive flee t . Flights, transfers, food, drinks, and tips are included in the price. On paper, it promised value for money but in reality, it felt