The MSC Magnifica had stopped for the day in Salvador, Brazil's first capital and one of the cities hosting the football World Cup in June and July
Brazilian police say they have rescued 11 crew members working in "slave-like conditions" on an Italian cruise ship.
The operation was carried out the north-eastern city of Salvador, where the MSC Magnifica had docked for the day with more than 3,000 passengers.
Brazilian officials say the 11 crew members were forced to work up to 16 hours a day. Some were alleged to have been victims of sexual harassment.