Online travel research tool that allows users to compare and contrast the worlds best cruise ships. This site also plots ship itineraries in 3D on Google Earth and allows customers to book Carbon Neutral Cruises.

Interactive website for both first-time or experienced cruisers. Cruise Critic includes objective cruise reviews, destination profiles and user message boards.

Fodors.com complements their extensive range of guide books with insights and tips on itinerary planning, accommodation, dining and shopping. Accommodation and dining reviews can be sorted by location and price, while the presence of a red star denotes "Fodor's Choice".

Frommer's provide global travel advice to assist with all aspects of trip planning and preparation. Containing accommodation and dining information from across the world, reviews at Frommers are listed and sorted according to Frommer's Star Rating System, location and price.

The online forum of global travel brand Lonely Planet, this website provides comprehensive information on trip planning and destinations. In addition to accommodation and dining reviews, Lonelyplanet.com also contains independent traveller reviews and chat forums.

The internet's largest independent travel review community, TripAdvisor contains over 10,000,000 independent traveller reviews for accommodation across the globe. Reviews can be sorted alphabetically, by popularity/rating and accommodation type.