The image is a photograph of a sign in Chinese that reads "The Mt. Shihimen you don't know". The sign is located in a mountainous area with a clear blue sky in the background. The sign has a white background with black text and two images on the right side. The first image is of a mountain peak with a blue sky and white clouds. The second image is an aerial view of a winding road with a mountain in the distance. The text on the sign is written in both English and Chinese.