One of the least predictable factors that can affect your cruise vacation is the weather. It’s all about the food on Oceania Cruises On its 1,250-passenger MS Marina and MS Riviera, offers restaurants by Jaques Pepin, a six-course Dom Perignon dinner with a pairing of three vintages, a cooking center where passengers of all cooking skill levels can take classes, and culinary-themed excursions, like a visit to the market in Nice with a chef.

Though Royal Caribbean is perhaps best known for its mega-ships, it has quite a number of large ships, too—the 3,100-passenger Voyager-class ships, for instance, were once the world’s largest, until Royal Caribbean debuted the larger Freedom class and subsequently the Oasis class.

CruiseDirect offers perks on most sailings, like onboard credit, free drinks, free Wi-Fi, free gratuities, free travel insurance, or a free specialty dining experience—check the Bonus” icon on the cruise you’re considering to see what extras it comes with.

The site doesn’t look fancy—it’s pretty bare-bones, visually—but the upside of going with a no-frills cruise-booking website is that Costco Travel offers extremely competitive prices, as well as some of the most attractive incentives, usually in the form of Costco Cash delivered to you after you get home from your cruise.

Contemporary cruise ships built in the late 1980s and later, such as Sovereign -class which broke the size record held for decades by Norway, showed characteristics of size and strength once reserved for ocean liners — some have undertaken regular scheduled transatlantic crossings.