The "Circles" are the Blue Orbs vibrating multi-dimensial messages of love and light to Earths current "particpants".

The crop "circles" were created by the physical incarnation of one of the high frequency beings arriving on Earth, they are created in an instant and most people just see a glowing orb of light for a few seconds, they take place in rural and remote areas due to the larger population centres being to full of negative energy.