Expedia does offer some Disney cruises as part of larger travel packages. The best place to find a full list of Disney cruises will be on Disney Cruises's official site.
Disney is often described as a family destination, but they do offer many opportunities for singles. Disney Cruise lines advertises cruises for singles on their site: http://www.cruisesforsingles.net/disney-cruise-lines.html
Disney does not offer group rates, but you can search for adult discounts. http://www.mousesavers.com/dcldiscounts.html is a bgood place to look for good deals for Disney cruises.
IgluCruise offers holidays like P&0 Cruises, Cunard, Princess Cruises, Fred.Olsen Cruise Lines, SilverSea, Celebrity X Cruises, Azamara Club Cruises and Disney Cruise Line.
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A selection of companies offer Luxury Greek cruises such as 'P&O', 'Windstar cruises'. 'Oceana cruises', 'Olivia Travel', 'Frommers' and 'Silver sea cruises'.
Disney Cruise lines offer several options for cruises, including three- four- five- and seven-nights, departing from Miami, Florida; Galveston, Texas; and Port Canaveral, Florida. During the Christmas season, all four Disney ships in operation totaling approxiimately fifteen cruises.
Royal Carribean International, Captain Cook Cruises, Oceania Cruises, PO&O Cruises, Classic International Cruises, Hapag-Lloyd Cruises, Orion Expedition Cruises, Princess Cruise Line, and Silversea are some examples that offer cruises in Australia.
Many cruise lines offer packages to the Bahamas. The largest and most well-known include Carnival, Disney Cruises and Holland America cruise lines. In addition, smaller companies like Direct Line Cruises offer cruises to the Bahamas. For a more complete listing and information on various companies offering Bahamas cruises, a local travel agent would probably be the best source of information.
Mediterranean cruises offer special opportunities many other cruises don't. Most mediterranean cruises offer regional cuisine, on board activities and performances.
Viking River Cruises, Eqypt Cruises and Nile River Cruises are the 3 main companies in Egypt that offer cruises along the Nile. One can likely book these cruises from a travel website.
There are a number of cruise companies that currently offer cruises from Galveston, Texas. Some of the cruise companies are Royal Caribbean, Carnival, Princess and Disney.