Crop circles might be made by aliens (or creative people with long boards) but they are documented using GIS. Some crop circle sightings on the web include a firefox crop circle at Google Earth Blog. And at the crop circle connector site you can get all the news and field reports you need. They are developing a worldwide crop circle database with professional-level GIS mapping capability in order to standardize crop circle report information. They hope Ã¢â‚¬Å“This research center will also serve as a depository of information collected on historical sites, scientific reports, photos, previous field reports, the researcher directory, and links to further crop circle resources.Ã¢â‚¬? All interested researchers are invited to Ã¢â‚¬Å“locate, study, document, and share information about crop circle formations, regardless of each individuals personal hypothesis regarding the source cause of the authentic crop circle phenomenon, or their affiliations with any organizations.Ã¢â‚¬?