Create a striking centerpiece for your garden with a DIY windmill made from rustic metal materials. Look for old metal objects such as buckets, wash basins, or even discarded farm equipment. Choose objects with interesting shapes and textures to add character to your windmill. Cut the metal objects into triangular shapes to create the blades of the windmill. Attach the blades to a central axis using sturdy metal brackets or welding. For an aged and weathered look, consider applying a rust patina or distressing the metal. Finally, mount the windmill on a sturdy post or pole in your garden, and watch as it adds a touch of industrial charm to your outdoor space. The unique combination of reclaimed materials and vintage decor will make your windmill a true conversation piece.