Do all tyres have a certain direction of rotation that has to be followed when putting them on?

Question from visitor, 18/12/2009 :Do all tyres have a certain direction of rotation that has to be followed when putting them on?
Answer by rezulteo, 18/12/2009 :

Certain tyres (asymmetrical pattern or winter tyres) must be fitted in a certain direction. The word "outside" must be on the exterior of the wheel.