The term windmill derives from their use to mill grain. The first windmills appeared in Europe during the 12th century in northwestern France and southern England. At their peak of popularity some windmills were able to produce more than 1500 megawatts of power, a level not reached again until 1988. These amazingly detailed DIY models start as 4" square steel sheets and finish as amazing 3D models. Use easy to follow instructions to pop out the pieces, bend the tabs, and connect them at the attachment points. Build your collection today!