Over the coming year, Celebrity Cruises has some exciting itineraries in the works. It is bringing its newest ship, Celebrity Xcel , to the Mediterranean for the first time; returning to two continents after a brief hiatus; staying longer in some ports; and even launching a two-hemisphere adventure lasting nearly four months across the Pacific. Cruise lines have the luxury of moving their ships to different locations based on demand, and the coming year won’t disappoint. Shifting consumer trends to have more immersive experiences in some ports (and an impending solar eclipse ) have helped shape the upcoming schedule too. I have sailed with Celebrity many times, enjoying its hybrid mix of contemporary design and approachable sophistication, ranging from its custom-built ship in the Galápagos to the Edge class of ships in the sun-kissed Mediterranean. And this year’s ambitious schedule has all the trappings of yet another epic adventure.…