Comes in a beautiful wooden Mint issued presentation case along with a Certificate of Authenticity. Total mintage on this issue was 1,200 pieces. According to Freddy Silva, author of "The Science and Mysticism of Crop Circles", crop circles are organized harmonic forms that manifest around the world, the result of an energy interacting with the physical world - in this case plants. This energy is comprised of light, sound and magnetism. To date, crop circles have been reported in 29 countries, and have appeared in mediums such as wheat, barley, canola, trees, ice, rice paddies, even linseed.