And here's one from this morning
Of course, it IS simple enough to have been made by man; however the researchers first need to get permission from the farmer to go IN to the field, and then examine to see if the plants have been squashed down, trampled, broken and see evidence of pole marks in the center that the designers used to take make their measurements.
Then, IF the ground is NOT disturbed in the very delicate canola or rape seed, they will take soil and plant samples both in and out of the field and compare them. The whole analysis may take weeks.
It's near the White Horse and a mound near <Devizes.>