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Cruise ship Carnival Valor docked in Marseille.
Carnival can charge passengers a "fuel supplement" fee of up to $9 per day without prior notice if the price of crude oil rises above $70 per barrel, according to the cruise line's contract of carriage.
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Our experts choose the best products and services to help make smart decisions with your money (here's how). In some cases, we receive a commission from our partners; however, our opinions are our own. Terms apply to offers listed on this page.

Tech Insider : Travel
Amanda Williams and her boyfriend Alex Cowham standing on a rooftop balcony overlooking the ocean.
Amanda Williams and Alex Cowham bought a $1 million apartment on the MV Narrative.
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Elon Musk next to a picture of Royal Caribbean Cruise line's
Cruise liners like Royal Caribbean are installing Elon Musk's satellite internet, Starlink, on ships.