Learn how to create realistic barbed wire using Geometry Nodes in Blender in this comprehensive tutorial. Master techniques for generating the wire path, adjusting thickness, creating twisted double wires, and adding barbs with spiky ends. Explore advanced topics like barb instancing, rotating barbs for variety, and applying materials. Conclude by learning how to create bundles of barbed wire. Perfect for 3D artists looking to enhance their Blender skills and create detailed, realistic models.