Message posted by JimK on April 11, 2005 at 5:09:05 PST:

You are probably seeing the crop circles made by huge rotary sprinkler machines. These are common in the west. The machine is essentially a huge pipe that is carried around in a circle as it sprinkles water.

In Reply to: Re: Green Circles posted by jimboak47 on April 11, 2005 at 1:47:40 PST:

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