Small line with small ships focused on cultural and educational travel. Sails to the Mediterranean, South America and Antarctica. Offers charters as well as scheduled cruises

Small cruise line offering cruises on the US Eastern Seaboard on American-flagged small ships (none larger than 100 guests).

UK-targeted line that sails to the Mediterranean, Caribbean, trans-Atlantic. Offers online booking

Premium-priced line catering for British customers with older small- to mid-sized refit to a good standard. Relatively longer, exotic cruises. UK customers can book online.

Tall ship sailing vessels in the Caribbean, the Mediterranean and the Far East. Offers charters and a travel agent finder

Line operating ten ships sailing in the Caribbean, Alaska, Europe and South America. Offers online booking.

Italian cruise line with a large, modern fleet operating in the Mediterranean, Atlantic and Caribbean

Mediterranean and Black Sea cruises on older vessels.

Low-cost cruise holidays in the Greek islands and Turkey. A la carte pricing (food is not included), many over-nights in port, and a young demographic. Offers online booking.

Luxury residences available for condo-style purchase aboard "The World" cruise liner. Occasionally short-term rentals are possible.