Yanmen is located in Daixian County, Shanxi Province. "There are nine jams in the world, headed by Yanmen." Xiongguan stands on the mountain, surrounded by dangers and high above. East and west wings, rolling mountains. Ridge Great Wall, winding in the potential, east to Pingxingguan, Zijingguan, Daomaguan, reaching the secluded rock, connected with the vast sea; Go west to Xuankou, Ning Wuguan and Piantouguan, and reach the Yellow River.

Basic introduction Chinese name: Yanmen Pinyin: Yanmen Geographical location: The main throat in the south of Guangwu City, Shanyin County is about15m above sea level. Features: the east and west wings, the undulating scenic spots in the mountains, the origin of the outer three passes, and the scenic spot Yanmenguan, also known as Yanmensai and Xilongguan, are located in Daixian County, Shanxi Province. On the other side is Guangwu throat south of Shanyin County. After taking a bus to Shanyin County, drive to the southeast for about half an hour, and you will see Goushan Mountain with undulating mountains and ravines. There are hundreds of Han tombs at the foot of the mountain, such as hills, the highest is about 15 meters, and the lowest is about 4 meters. They have been scattered in the wilderness until now. In these Han tombs, countless loyal soldiers guarding Yanmenguan in the Han Dynasty are buried, and the sidewalks pass through this place, all of which pay homage to the heroes. Walking out of the foggy city and along the same road, you will enter a narrow valley, which is called the Yanmen Ancient Road. There are cockroaches on both sides of the mountain peak, and the rocks are dangerous. When you cross a steep ridge, Yanmenguan will jump into people's eyes. Yanmenguan, Xiongguan Yanmenguan borders Longling and Yanmen Mountain in the east and Longshan in the west. The two mountains are opposite, like a noisy door. Wild geese fly in it every year, so it's called the Wild Goose Gate. During the Spring and Autumn Period and the Warring States Period, King Wuling of Zhao set up Yanmen County here. In the Tang Dynasty, it was named Xi's Hydrocarbon Pass, also known as Yanmenguan. ; The former site is on Yanmen Mountain on the west side of Yanmenguan. In the seventh year of Hongwu in Ming Dynasty (A.D. 1374), Hou Luting of Ji 'an moved Guancheng here and rebuilt Guancheng. The Guancheng of Yanmenguan has a circumference of two miles, the wall is one foot eight high, and the stone foundation: there are three gates and city bricks. There is a balcony above the east gate, called Yanlou, with a stone plaque embedded in the doorway and a book called "Natural Barrier". Yang Liulang Temple is built on the west gate, and the main entrance is embedded with a stone tablet, which says "location". There is no roof in the north gate, and a stone tablet is embedded in the door. The book reads "Yanmenguan" in three big characters, and a pair of couplets are engraved on the left and right: "Three customs are unparalleled, and Jiuzhai respects the first customs." There are military camps in the north and Jingbian Temple in the east. There are a pair of stone lions, a vertical stone flagpole and a stone tablet. The inscription describes the great achievements of General Zhao in leading troops to defeat Xiongnu many times. Southeast: There is a training school in the direction. The origin of the outer three passes Yanmenguan, Ning Wuguan and Piantougou are the "outer three passes" of the Inner Great Wall. Here, the mountains are stacked, the cliffs are steep and the walls are densely covered. From a distance, the mountains echo each other. On the east and west sides will be Laoyingkou, Keshen Chikou, Yangfangkou, Donglongkou, Xihekou, Beiloukou, Dashikou and Shishou. During the Warring States Period, Li Mu, the general of Zhao State, was stationed in Yanmen. With the danger of Guancheng, we defended carefully and defeated 100 thousand Huns. Li Guang, Wei Qing and Huo Qubing, famous soldiers of the Han Dynasty, all led troops to confront the Huns in this Liao War, and won a great victory, which caused great shock beyond the Great Wall. Yang Guang, the emperor of Yang Di, once led the army against the Turks here. Xue, the general of Tang Dynasty, pursued the Turkish army here. In the Northern Song Dynasty, Yang Ye also defeated Liao soldiers in Yanmen several times, which made him frightened and won the title of "Invincible Yang". Heroic achievements, too numerous to mention; The story is vivid and widely known.