Someone named Vortex Swirling (what is this guy a freakin' tornado or something?) wrote: ""Question is, you stayed in the spirals long enough to discover this. Fortunately you did. But what led you to do that? "" I think I mentioned in my post that this was a Muth FOTD recenty posted, it looked cool so I did a zoom-in and made the discovery. Damien - Thanx for the explanation / info. I didn't know that! I always thought all the spirals were infinite. You can spend a lifetime exploring this little Z^2+C thing. Stay Amazed JoTz