A 3D model of an airport warning sign, featuring a red border, white background, black aircraft symbol, and metal pole. It has a classic triangular warning design, high detail, realistic textures, suitable for roadside safety, traffic control, or 3D design assets.

A 3D model of a traffic sign, featuring red border, white background, and a black arrow, with a highly visible, regulatory style. It has clean, 3D-rendered design and is suitable for road safety and traffic direction guidance.

A 3D model of a narrowing road warning traffic sign, featuring triangular shape, red border, white background, black narrowing symbols, and metal pole, with visible, standard warning design. Detailed 3D rendering, suitable for road safety education and navigation integration.

A 3D model of a suspension bridge, featuring red steel towers, white cables, dark gray deck, and modern minimalist style. It has highly detailed clean lines and is suitable for architectural visualization or design references.