Ocean cruises are vacation trips taken on large ships that travel across oceans and seas. These cruises offer passengers the chance to visit multiple destinations while enjoying various onboard amenities, such as restaurants, pools, and entertainment. Popular cruise lines include Royal Caribbean, Carnival, and Norwegian Cruise Line. Cruises typically last from a few days to several weeks, with itineraries that may include stops at tropical islands, historic cities, and scenic coastlines. Passengers can participate in activities like guided tours, snorkeling, and cultural experiences at each port of call, making ocean cruises a convenient way to explore diverse locations.