Track and Field => Athletes run counterclockwise
Speed Skating => Counterclockwise
Nascar => CounterClockwise
Indy Cars => Counterclockwise
Horseracing => Counterclockwise
Dog Racing => Counterclockwise
24 years ago the MASTERS SPEAKS on the topic.
The auto racing explanation seems to make sense, but they were racing horses long before auto racing.
I have never seen a major race conducted on a track in a counterclockwise direction. Is there any?