In 2004, Holland America's fleet of 13, five-star, premium ships will offer nearly 500 sailings from 15 North American home ports, including new departures from Norfolk, VA; Baltimore, MD; and Boston, Mass. Recent additions to the fleet include the 1,848-passenger Vista ships, ms Zuiderdam and ms Oosterdam. In April 2004, the third Vista sister, ms Westerdam joins the fleet.