Margaritaville at Sea Islander is a Spirit-class cruise ship previously owned by Carnival Corporation & plc. She was built in 2000 by the Kvaerner Masa-Yards Helsinki New Shipyard in Helsinki, Finland as Costa Atlantica for Costa Cruises. Costa Atlantica was sold to CSSC Carnival Cruise Shipping in 2019. After four years she was sold to Margaritaville at Sea, re-entering service in June 2024. Design and construction.
https://en.wikipedia.org/wiki/Margaritaville_at_Sea_Islander