Motorcycles
Bikelinks - http://www.bikelinks.com/
A large, well organised directory devoted to all things motorcycle- makes and models, technical and history, motocross and road racing, clubs and associations, Japanese, European and American motorcycles and much more.
Bikepass.co.uk - http://www.bikepass.co.uk/
Motorcycle training directory and test information for learner motorcyclists.