Introduction to the trail in the valley: In Longyin Valley, caves are connected and waterfalls hang. Craftsmen dug a trail in the middle of the cliff. Suddenly looking back, I saw people swimming in the scenery.
Introduction to the trail in the valley: In Longyin Valley, caves are connected and waterfalls hang. Craftsmen dug a trail in the middle of the cliff. Suddenly looking back, I saw people swimming in the scenery.