Some of these may be Rover related...
Poseur SUVs
Pretty funny stuff
Edelbrock
Performance parts and information
Tiresplus
Get your tires on-line!
Eastwood
Lots of interesting tools and supplies for auto restoration
Adventure On Line
Coverage of assorted Rallies, off-road trials and expeditions
Four Wheeler
The on-line version of Four Wheeler magazine
Car and Driver
The on-line version of Car and Driver magazine
Bill Burke's 4 Wheeling America
Lots of off-road information.
Owls Head Transportation Museum
Airplanes, Airshows and Carshows.