Things to Know about Costa Cruises There exist various options for people looking forward to using the line of ships from Costa cruises in the Mediterranean. There are three ships that are generally used for cruises in this area. The largest ship is the Costa Pacifica. It is one of the biggest ships that runs cruises to the Mediterranean at over 100 tons in size. Costa cruises in the Mediterranean have been run on the ship since the year 2009. Starting in 2010, Costa cruises in the Mediter...