Detailed introduction:
Jiayuguan, located in Jiayu City, Gansu Province, was once called "the throat of Hexi". A medium-sized industrial city has been built near Guancheng. The streets of this city are both open and tidy. The famous Jiayuguan Great Wall is in the northwest, the Qilian Mountain is covered with snow all year round in the southwest, and the Gobi Desert is around the city.
2. Yanmenguan, also known as Xiguan, is located in Yanmen Mountain, about 20 kilometers north of Daixian County, Xinzhou City, Shanxi Province, China. It is an important pass on the Great Wall, and it is called "Outer Three Passes" together with Ning Wuguan and Pianguan. In 200 1 year, Yanmenguan was announced by the State Council as the fifth batch of national key cultural relics protection units.
Juyongguan has been a barrier to the northwest of Beijing since ancient times. In the long years, Juyongguan has been a military defense center, but its name has changed frequently. It was called "Xiguan" in the Three Kingdoms and changed to "Na Kuan Guan" in the Northern Qi Dynasty.
In the Tang Dynasty, it was first called "Jimen Pass" and later changed to "Military Capital Pass". From Liao Dynasty to Jin, Yuan, Ming and Qing Dynasties, it was always called "Juyongguan".
Friendship Pass is one of the nine famous passes in China. On the left of the building is the wall of Zuobi Mountain, and on the right is the wall of Fu You Mountain, which is like a giant python connecting the foothills of two mountains.
Friendship Pass is located at the southwest end of Pingxiang City, Guangxi. The end of National Highway 322 passes through Youyiguan Arch and connects with Vietnam Highway. It is an important land passage to Vietnam, a national first-class port, and it is 8 km away from Pingxiang City/Kloc-0.
5. Jianmenguan is located in the south of Jiange County, Sichuan Province, at 15km, in the fault-fold belt on the northern edge of Sichuan Basin, where Dajian Mountain is interrupted. Cliffs on both sides are like swords, and two walls are like doors, so it is called "Sword Gate", which is one of the most famous natural passes in China.
Enjoy the reputation of "the sword gate is dangerous in the world", "the first pass in the world" and "the gateway in Sichuan". Zhuge Liang once built a 30-mile plank road here and set up a guard named "Jiange". Li Bai, a poet in the Tang Dynasty, praised the sword pagoda as firm as a rock in "Difficult Road to Shu", and that one person's strength was above ten thousand people, making the sword gate famous all over the world.
6. Shanhaiguan Shanhaiguan is an important part of the Great Wall. The existing Shanhaiguan Guancheng and the nearby Great Wall, castles and docks are all buildings of the Ming Dynasty.
According to historical records, in the 14th year of Hongwu in Ming Dynasty (A.D. 138 1), Xu Da, a general of Wei State, saw the scene that "the mountain of Jin rests in the sea and the throat of Liao thistle moves here", so he built a customs and set up guards. "Shanhaiguan" is named after being shut between mountains and seas.
7. Wushengguan, located in the north of Guangshui City, Hubei Province, is one of the nine famous passes in the history of China. In the Spring and Autumn Period, it was called Zhiyuan and Lishan. After Qin unified China, it was changed to Wuyang Pass, and it was renamed Wushengguan in the Southern Song Dynasty.
Jigong Mountain in Xinyang, Henan Province is located in Wusheng Pass, one of the nine famous passes in China. It is called a land of feng shui. Geologically, it is the east-west junction of Tongbai Mountain and Dabie Mountain in the eastern Qinling Folding Mountain System, the geographical midpoint of China and the watershed of China.
8. Zijingguan, located on the Zijing Ridge, 45km northwest of yi county. "Jifu Tongzhi" said: "To control the danger of the Western Hills, it is to travel on Yanjing Road, connecting Fu Xuan and Datong. It is located between Juyongguan and Daomaguan, and is also called "Inner Three Customs" with Juyongguan and Daomaguan. Zijingguan is one of the important entrances to Taihang Mountain.
9. Niangziguan has always enjoyed the reputation of "one person guards it, and ten thousand people can't force it", which was built during the Warring States period. Because it is the southern end of the Great Wall, it is called the ninth pass. It is located in Shanxi Province. Different from Badaling Great Wall, Niangziguan is affected by the local terrain, and it is full of dangers and strange things.