What are the scenic spots in Chengdu, Sichuan and their introduction are as follows:

Wuhou Ancestral Hall

This is the first batch of national key cultural relics protection units, which are shrines and temples commemorating Liu Bei, as well as Zhu Geliang and the ministers of Shu in the Three Kingdoms period. Located in the southwest corner of Chengdu city, it is very convenient to get there as the subway and public security buses are available in all directions.

Du Fu's Cao Tang (杜甫草堂)

This is also one of the first batch of national key cultural relics protection units, and it is the former residence in Chengdu of Du Fu, the great poet of the Tang Dynasty, who is known as the "Sage of Poetry". The poet left a large number of outstanding poems here, and it is the best place for future generations to pay tribute to this great poet. It is also conveniently located in Chengdu, making it easy to get to and from.

Wang Jian's Tomb

This is the third of Chengdu's first batch of national key cultural relics protection units, and is located in the northwest of Chengdu city, which is also very convenient for transportation. The tomb is the best-preserved above-ground king's mausoleum burial chamber ever discovered, and has unearthed many national treasures of the Tang Dynasty. You must visit this famous monument in Chengdu.

Qingyang Palace

There are six national key cultural relics protection units in Chengdu, and Qingyang Palace is the fourth one, the second batch of national key cultural relics protection units. It is located in the western part of Chengdu city, is a well-known Taoist temple. The statue of the Three Pristine Ones and the beautifully carved bronze sheep inside are the treasures of this Taoist temple and are well worth seeing. It is directly accessible by subway and bus.

Wenshu Temple

Wenshu Temple, the fifth national key cultural relics protection unit in Chengdu, is conveniently located in the north of the city and in the center of town. It is a nationally renowned Buddhist temple, and the Buddhist scriptures and beads of relics inside are the proof that the temple is listed as one of the second batch of national key cultural relics protection units. Incense has always been very strong here, especially in the Spring Festival, when people come here to burn the first pillar of incense and pray for good luck.

Step-by-step dismantling/cause-principle analysis/content expansion, etc., based on specific problem types.

The specific steps are as follows:/ The main cause of this situation is ......