Miniature bridges are small-scale models that replicate the design and structure of full-sized bridges. They are often used for educational purposes, allowing students and enthusiasts to study engineering principles and bridge construction techniques. These models can be made from various materials, including wood, plastic, and metal, and can vary in complexity from simple designs to intricate replicas. Many hobbyists and model builders create miniature bridges as part of dioramas or model train layouts. These bridges can represent famous structures like the Golden Gate Bridge or the Brooklyn Bridge, showcasing the artistry and engineering behind real-life bridges while providing a fun and engaging way to learn about civil engineering.