Why do immense, geometric formations suddenly appear overnight in English corn fields, year after year? They have been explained away as the work of fraudsters, but they have puzzled the farmers and scientists who have examined them. What are they? Who, or what is creating them? This book explains the very latest compelling theories, along with incredible photographs from the English countryside that will fascinate you. Whether you believe they are the result of visits from extraterrestrial beings or mischievous locals, you will be surprised by the beauty, variety and complexity of the designs.