Introduction to the ancient tomb: The religious pilgrimage area of ​​Mengshan Nunnery is located in the north of Tianxia, ​​close to National Highway 318, with an area of ​​31 square kilometers and an altitude of more than 400 meters. The area is full of green pines, verdant cypresses, lush forests, deep and quiet. Mengshan Nunnery has a long history. It is said that it was built in the Ming Dynasty. It was abandoned and repaired many times due to various reasons. The most recent destruction was in the 1970s of the 20th century.