The crop circle phenomenon is real, and the activity continues in many parts of the world, particularly in Britain.
Such circles aren't limited to crops, nor are they always circular. They've also been layed down in snow and sand, with no footprints left behind. They've been left on frozen lakes with ice less than an inch thick, sometimes with patterns identical to ones left in fields.
They are layed down in an instant, with a mathematical precision beyond any human capability. Alien entities create them in order to communicate directly to our subconscious, oftentimes about the impending polar shift.
For this reason, it's highly recommended that we view crop circle
images on the Internet, and here's a good site: Crop Circle Connector
If you don't see a higher intelligence behind these crop circles, you might want to ask yourself how open-minded you really are.