Crop circles are massive or large areas of crop, anything from corn to potatoes, which are depressed or lower than the other field of crop. Crop circles are known to mysteriously and bafflingly appear overnight. The history of crop circles has almost become a saga. It is very confusing and we don't yet know what creates this phenomenon but lots of people foster many ideas.

One of the most reputable, but not believed by many people, is that these are attempts of communication with earthlings from extra terrestrials or aliens. A point that supports this is that if you line up all of the occurrences of these crop circles in chronological order, they don't diminish or fluctuate but make a smooth, steady increase in the amount of occurrences and how intricate the design itself is. This, as some people say, shows an increase in alien population and technology...