Have you considered taking a cruise vacation but just aren’t sure if it would be right for you? In just over three months, the ship sailed to Taormina , Catania , Syracuse , Malta , Corfu , Patras , Delphi , Zante , Athens , Smyrna , Constantinople, delighting passengers with excursions and guided tours, dancing, card tables on the deck and parties on board.

Though there’s no single point of contact if you need to call and discuss your cruise booking, you won’t have a single point of failure either,” as Lagerquist puts it. Costco Travel’s call center is staffed with helpful agents from early morning until evening, seven days a week, and passengers can rest assured that Costco won’t go out of business before they set sail.

Often, though, the best cruise search engines are indispensable for locating incredible deals, including ones that throw in booking incentives worth hundreds of dollars—in Amazon gift cards, complimentary shore excursions, onboard freebies, and so on.

Best feature: Avoya offers free membership, and members get exclusive deals and discounts, access to unpublished fares, first dibs on promotions, the ability to save favorite searches, and the right to book, change, or cancel travel without incurring any Avoya fees.

Historically, shipping lines built liners for the transoceanic trade to a higher standard than that of a typical cruise ship, with higher freeboard and stronger plating to withstand rough seas and adverse conditions encountered in the open North Atlantic ocean.