Introduction to the Tibetan Buddha Hall: The Tibetan Buddha Hall is located on the north side of the Thirty-Three Heavenly Grottoes. The cave has a complex structure and a large scale, which is rare in Chinese grotto art. The plane configuration of the cave is extremely unique. The cave is shaped like a "convex" character, with a total depth of 33.5 meters and a width of 26.3 meters. It is composed of several parts such as the front hall, worship hall and corridor. The front hall is horizontally rectangular with a horizontal roof; behind the front hall, a nearly square worship hall is carved, with three large arched niches on the main wall. The murals on both sides of the niches are works of the early Ming Dynasty; the murals on both sides of the central corridor are The fourteen Buddha statues are from the early Yuan Dynasty and are rarely seen nowadays.