It was an ancient hospital that grew holy water herbs. A long ramp, only two people walking side by side. The scorching sun, sweaty, cautious, as if the hardships of seeking medical advice at that time had a little thought and experience. , which is surrounded by a huge reservoir built by VII, used for religious ceremonies and is a source of drinking water in ancient Angkor area. The python pool is located in the middle of a lake. People can only reach a circular island through a long boardwalk. The island has a circular temple with a diameter of 15 meters. From the bottom of the lake, climb the top of the island along seven steps. On the seventh step, there is a circle of fine lotus petals carved to form a large lotus seat, and the temple is built on this lotus seat. There are two seven-headed snakes around the second step, two snaketails on the west side of the temple and two snakeheads on the east side.