Information about a crop circle documentary being made by a US independent production company.

Site trying to test if researchers are able to distinguish between genuine and man-made crop circles.

Has a great interactive archive of crop circle formations. Also includes articles. (Macromedia Flash required)

Steve Canada's collection of books on the topic. Several selections to choose from covering UFOs and other things of this nature as well as working theories. Also lecture and interview information.

Marketing Plan for proposed crop circle breakfast cereal.

A new crop circle portal with forums, galleries and articles.

This site takes a refreshingly irreverent look at the crop circle phenomenon.

Crop formations in Western Canada reported by Judy Arndt. Just a few circles but the reports are excellent with lots of pictures and diagrams.

Crop circle symbols can be easily interpreted using Biblical symbols, the book of Revelation in particular. A few chapters of the book are free on the web site.

This site features LightCirclesâ„¢ Jewelry Designs which were inspired by the crop circles.

Crop Circles Jewelry, with its Italian jewel designers and goldsmiths, has combined the mystery of the unknown with the amazing beauty of its forms.

Italian crop circle database.

Complete archive of formations dating back to 1590. Articles and other resources. Both Dutch and English.

Crop circles from Germany. Most articles have an English translation.

crop circles and signs of our time - Leading annual conference on crop formations and related issues, in Glastonbury, SW England, July/August.