General info websites
Changing Gears has a wide variety of information about the RV lifestyle.
http://timetraveler2.hubpages.com/hub/Living-Full-Time-In-An-Rv has good basic info to decide if fulltiming is for you.
RVTravel.com has a lot of good information.
RV Dreams.com has a lot of information about all aspects of full timing.
http://www.rvlifestyleexperts.com/rv-links/ Links to RV living info.  Main page
http://www.rv-adventuring.com/ has a lot of good information.
http://www.rv-life-and-travel.com/ has general info from a full timer.
http://loveyourrv.com/ has a lot of info available about 5th wheeling.
http://www.rvforum.net/SMF_forum/index.php
http://www.irv2.com/general info, forums, classifieds, campgrounds

Online travel magazines
Trailer Life Magazine offers info about travel and places to go.
http://www.rvwest.com/ RV West magazine is about western Canada and USA.