In the 1980s crop circles attracted a great deal of media coverage and even became speculatively linked to extraterrestrial activity, the paranormal and strange weather events. Perhaps it’s only natural that advertisers paid attention. A number of foodstuffs are perfectly suited for “cropvertising” – especially if wheat is a key ingredient in the product. Some companies recognize the online buzz that a striking crop formation can generate, while others simply love advertising on a big scale. Read on for 15 awesome examples of crop circle-style advertising.