Ask local villagers and explorers, use maps and GPS positioning.

1. Ask local villagers and explorers: Local residents and explorers have some knowledge of the local terrain and caves, and can ask for information about the caves.

2. Use maps and GPS positioning: You can use maps and GPS positioning to find places where caves exist. Search the relevant areas of Zhongnan Mountain on the map to find places marked with caves. Use GPS positioning to find them. terrain features.