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Crop Circles

• 41
• Janet Ossebbard and Bert Janssen
• Articles about crop circle geometry and information about their videos.

• 42
• Peter Sorensen
• Peter R. Sorensen is a researcher who has videotaped more crop circles than anyone else in the last eight years; pages also include portraits of many crop circle researchers, centuries-old Circle Graffiti in Winchester Cathedral, articles.

• 43
• The Crop Circular
• The regularly updated crop circles site of researcher/lecturer Freddy Silva, offering factual research dedicated to the appreciation and understanding of crop circles.