This image is a part of spiritual anatomy. It is the connection between the physical brain and the Higher Self. It is this connection that must heal and develop if we are to grow spiritually. The Antakarana symbol here depicted in a crop circle sent by ET energies remind us that this special ancient symbol represents this connection and activates it whenever you are in its presence.
Read more about crop circles: http://www.greatdreams.com/crpcirc.htm