Canyons of your mind - part 2

In the canyons of your mind, I will wander through your brain... etc as the Bonzo Dog Doo Dah Band performed on the B side of I'm the urban spaceman.

There had been a very heavy rain, which had really eroded the gravel roads on the hilly sections. This one looked like a real canyon in parts - this part was broader, but the wall was similar to that of the cliffs of Dover, in my opinion.