[WhiskeyX]

The Verneukpan speedtrack with a DAF truck.
https://www.youtube.com/watch?v=KtQeQGVVGUI

[Fred Nerks]

So you're still there, don't you ever sleep? You believe that truck made these tracks? And it drove around in endless, and numerous circles...then made lots of straight lines just for the heck of it?

You haven't looked at the region, you are looking for easy answers. I'll try to give you one. Vernuekpan was a practice ground for whatever energy created the crop-circle phenomenon.