They look like crop circles but are infact done on sand using a rake.
Check them out at they look very nice ..yes very beautiful and amazing
Next up on the Galactic Blogs is the Aldebaran group who are known for being superlative diplomats, governmental researchers, and artists. All info is from Sheldan Nidle's book Your Galactic Neighbors.
Present Status And…
Chapter XXV
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so maybe people can make crop circles but overnight in a field-with night vision goggles?