Crop cylinders

You’ve heard of Crop Circles? Well, here’s something even stranger which I have seen with my own eyes, and have personally photographed. Moreover, I will stake my scientific reputation on the proposition that these cylinders not only existed, but were no accident: they were placed there by intelligent beings – and later removed to a destination I can only guess at.

So writes David Deutsch.

(Thanks to investigator Mark Dionne for bringing this to our attention)