Find Best Cruises There are three categories of cruise lines to choose from: Luxury Cruise Lines, Premium Cruise Lines and Mainstream Cruise Lines. All of which have different types of ships to consider. Within the three categories of cruise lines are the following types of cruise ships: mega cruise ships, large cruise ships, small cruise ships, adventure cruise ships, sailing ships, river cruise boats and yachts. So what is the difference of Luxury Cruise Lines, Premium Cruise Lines and Mainstream Cruise lines? All of them provide great adventures on water, all of them have much to their credit and most of them have a strong commitment for providing fantastic vacation experiences. Often times it's not the flavor of the cruise that counts but the tastes of the individual. Your travel agent can help you put together the perfect cruise vacation based on your unique lifestyle. Luxury Cruises Aboard deluxe cruise lines such as Crystal Cruises, Radisson Seven Sea Cruises, Seabourn Cruise Line, Sea Dream Yahcht Club, Silverseas Cruises and Windstar Cruises are ocean liners that offer guests the ultimate cruise experience. The luxury lines offer itineraries in a variety of lengths and destinations. Many of these destinations are un-traveled by Premium or Mainstream cruise lines. These are high quality products at a high quality price. The majority of these cruise ships carry less than 500 passengers. Premium Cruises Premium lines offer a high quality product at a more affordable price. The majority of these cruise ships carry less than 2000 passengers. Premium Cruise lines include such favorites as Celebrity Cruises, Cunard Line, Hapag-Lloyd Cruise Lines, Holland America Line, Oceania Cruises and Peter Deilmann Cruises. Mainstream Cruise Lines These cruise lines provide a great product at a great price. Many are literally floating cities with parks, golfing, theaters, restaurants, salons and even rock climbing. Cruise Lines in this classification have something for everyone. They also carry the highest number of passengers per available space. Mainstream Cruise lines include, Carnival Cruise Line, Costa Cruises, Delta Queen Steamboat Company, Disney Cruises, Norwegian Cruise Line, P&O Cruise Line, Princess Cruises, Royal Caribbean, International, Lewis Cruises and Star Cruises. Many of these cruise ships can carry 3000 passengers.