Introduction to the East Cave: The East Cave is 10 meters high, 5.6 meters wide and more than 100 meters deep. The red cliffs and green walls at the entrance of the cave stand tall and majestic, and are known as the "Five Color Screen" and also the "Shitian Gate". Above the northeast cave wall, there is Huabiao Peak, which is as straight as a pillar and more than 40 meters high. There is a stone beam across the sky below, which is in the form of a semicircular gate, resembling an ancient archway, with "Dongtian Gate" engraved on it, and entering is the "Huiwen Courtyard".