Disney does not "use" an outside cruise line; it operates its own independent fleet under the brand Disney Cruise Line (DCL). Founded in 1996, DCL is a subsidiary of The Walt Disney Company and manages every aspect of the experience, from the ship's design to the onboard entertainment and the private island destination, Castaway Cay. In 2026, the fleet has expanded to include several massive, high-tech vessels: the Disney Magic, Disney Wonder, Disney Dream, Disney Fantasy, Disney Wish, and the newer Disney Treasure and Disney Adventure. These ships are famous for their "modern classic" aesthetic, featuring "mickey-fied" funnels and hulls painted in the same colors as Mickey Mouse (black, white, red, and yellow). Because Disney owns the cruise line, the "immersion" is total—you’ll find Broadway-style Disney shows, character meet-and-greets, and themed dining rooms that are exclusive to these vessels. Unlike other cruise lines that may host Disney-themed weeks, DCL is a dedicated, year-round operation that represents the "premium" end of the family cruise market, focusing heavily on storytelling and high-quality service.