Yan 'an pinyin

Yan 'an, referred to as "Yan" for short, is a prefecture-level city and sub-central city under the jurisdiction of Shaanxi Province. It is located in the north of Shaanxi Province, in the middle reaches of the Yellow River, in the south-central part of the Loess Plateau, 37 1 km north of the provincial capital xi 'an. Yulin in the north, Xianyang, Tongchuan and Weinan in the south, Linfen and Lvliang in Shanxi across the Yellow River in the east and Qingyang in Gansu in the west, with a total area of 37,000 square kilometers.

Yan' an, known as pumice and Yanzhou in ancient times, is known as the "Three Qin Lock Keys and Five Roads Throat". Yan 'an is also the birthplace of "Double Support Movement", an excellent tourist city in China, and has the reputation of "Museum City of Chinese Revolution". There are 8,545 cultural relics and historic sites in China, including 445 revolutionary sites.

geographical environment

Yan 'an City is located in the middle reaches of the Yellow River and belongs to the hilly and gully region of the Loess Plateau. Yan 'an landform is dominated by loess plateau and hills. The terrain is high in the northwest and low in the southeast, with an average elevation of about 1200m. Baiyu Mountain in the north is 1600- 1800 meters above sea level, and the highest point is Baiyu Mountain Peak in Guwu Town, Wuqi County, with an altitude of 1809.8 meters. The lowest point is in Houerchuan, Jiyi Township, Yichuan County, with an altitude of 388.8m and a relative height difference of1421m. The northern part is dominated by loess hills and gullies, accounting for 72% of the total area in this area.

The rocky mountain areas in Yan 'an account for 9% of the total area. From north to south, Ziwuling in the west forms the watershed between Luohe and Jinghe. It is one of the bedrock mountains above the Loess Plateau, with an altitude of 1500- 1600 meters and a main peak of 1687 meters. In the east, Huanglong Mountain is generally north-south, with an altitude of 1500m and the main peak (Daling) at an altitude of1788.7m..

The above contents refer to Baidu Encyclopedia-Yan 'an City.