What was the first cruise ship?

Cruise ships as we see them today were the result of an evolution from cargo and mail ships that also catered to passengers to finally the creation of ships that were designed to exclusively cater to passenger's the first ship to start seeing to the passengers importance is credited to be Britannia the first ship of the Cunard when On July 4, 1840, she left Liverpool with a cow on board to supply fresh milk to the passengers on the 14-day transatlantic crossing. Pleasure cruises were first started in the year 1844. Go to the related link(Brief History of the Passenger Ship Industry) below for more information.