In the U.S and all around the globe, cruises are becoming more popular vacation choice each and every year. The largest cruise lines in the world in terms of number of annual passengers (more than five million) as well as fleet count, it has 26 ships that sail North America and Europe, with about half of them having a capacity between 2,500 and 3,900 guests.

Already the go-to for many travelers who consider it the best cruise search engine, Kayak offers an excellent phone app, too ( iOS Android ). Although you can’t book cruises through the app, you can connect your email inbox and automatically import existing bookings, share trips with friends, and link your Google and Facebook accounts.

As the veranda suites were particularly lucrative for cruise lines, something which was lacking in older ocean liners, recent cruise ships have been designed to maximize such amenities and have been described as “balcony-laden floating condominiums”.

If this is your cruise of choice know what actual port of call your ship will dock in, some ships may not dock in a city that you wish to visit and another way transportation will be necessary, so it may be in your best interest to take a cruise ship affiliated shore excursion.

23 Cruise lines have a dual character; they are partly in the transportation business, and partly in the leisure entertainment business, a duality that carries down into the ships themselves, which have both a crew headed by the ship’s captain, and a hospitality staff headed by the equivalent of a hotel manager Among cruise lines, some are direct descendants of the traditional passenger shipping lines (such as Cunard), while others were founded from the 1960s specifically for cruising.