The image is a photograph of a sign on a stone wall. The sign is rectangular in shape and has a brown background with white text. The text reads "Taodu Mountain" in large, bold letters. Below the text, there is a list of facts about the mountain, including its size, location, and history. 

The sign is located on the side of a stone building, and it appears to be a historical marker or information board. The facts are written in a clear and concise manner, and the text is easy to read and understand. The image is taken from a low angle, looking up at the sign.