Lonely Planet    Allows in-depth information on any destination in six continents.  Vital for any traveller, it allows you to know the history, culture and background of every country, and view maps of the area.

 
   
 

Rough Guides    Explore over 14,000 different destinations worldwide with the award winning travel site.  Also includes an on-line newsletter from the authors and gives an excellent idea on what to expect from its guidebooks.

 
 

TimeOut    Largely acclaimed as the Worlds Living Guide. Has numerous listings of bars, clubs, restaurants, music venues and much more.  Described in depth in over 30 of the worlds greatest cities, including Tokyo and New York.

 
   
 

utravel  Although its destination guide is not in depth, its still useful and has the bonus of a Worlds Event Guide to plan the perfect holiday.  Its weather guide allows the ease of finding out which countries are basking in sunshine !!