Moon Hill. It's one of Yangshuo's most visited sights. With an elevation of 380 meters, the hill is 230 meters in relative height and 410 meters in length. There are over 800 marble stairs leading to the cave. The stairs were completed in 1981, giving easy access to those who want to get a close view of the cave. The cave is about 50 meters in height and width and is shaped like an archway.