[Introduction] The three Buddhas of the cliff are actually a semi-finished product. It is called the three Buddhas of the cliff because the 7 statues are not all completed, and only the 3 sitting master Buddhas are completed. [Explanation] The human landscape still needs to be explained: 1. The official interpreter is wearing a uniform, cost 80 yuan, and the special cave is 300; (The best explanation, suitable for groups) 2. The "Longmen Grottoes Explain" app of the scenic spot costs 10 yuan. There are other software of this kind. It mainly depends on how many audio pieces there are. You must try it first; (very detailed, suitable for free individuals) 3. The scenic spot interpreter, the deposit is 100 yuan and the cost is 20 yuan; (Same as free WeChat content, suitable for reference) 4. WeChat scan code of scenic spots, free. (Simple introduction, suitable for reference)