national park sign

Quick answer：

The term 'national park sign' refers to signage that is used to identify and provide information about national parks. These signs are typically designed to be informative, clear, and visually appealing, often featuring symbols such as the national park logo or imagery that represents the park's natural or cultural significance. They can be found at park entrances, trailheads, visitor centers, and throughout the park to guide visitors and protect the park's environment.