I'm recommending this post by @cropcircles
https://steemit.com/cropcircle/@cropcircles/chilcombe-ranges-hampshire-crop-circle-382016
He and his team go out and get photos of these things as they occur with drones. Very interesting feed with technical info as well as the interesting videos. I think this steemer deserves more attention.
Thank you for doing this to help us, Jerry!