Web Directory by Internet-Web-Directory.com

Articles, films and photos from Netherlands based researcher Bert Janssen. His thoughts and articles on crop circles. His encounters with light anomalies and his work on ancient sites.

The BLT Research Team Inc.'s primary goal is the discovery and scientific documentation of physical changes induced in plants, soils and other materials at crop circle sites.

Dutch researcher Janet Ossebaard's site about crop circles, balls of light and anomalies.

A comprehensive site investigating the crop circle mystery. Specialises in research and scientific investigation. It also hosts The International Crop Circle Database which is the World's only fully interactive, searchable database of crop formations. Maintained by Paul Vigay.

Home of researchers Ed and Kris Sherwood. Includes extensive crop circle 'luminosity' research and photographic evidence of anomalous 'balls of light'.

Linda Moulton Howe's site has many excellent articles on crop circles.

Home of the German crop circle researcher and photographer.

Researcher Rod Bearcloud Berry's site contains articles and a crop circle gallery.