My dad used to ride grass track motorbike circuits someplace in Surrey, not R̶u̶s̶s̶i̶a̶ edit, sorry Ukraine .
I think I have a b/w pic somewhere of him on a bike, c.1955 / 60
Don't know why I'm sharing that, he wasn't ever a hipster, but this just reminded me :(
Sorry, crap thread reply
They’ve caught on to grass track racing:
https://m.youtube.com/watch?v=X7eYlBxYx1Y
A hip good time!