What are the specialties and places of interest in Qingyang, Gansu?

Qingyang has world-famous fossils of "pterosaur in the river" and "ancient elephant of the Yellow River", both of which were excavated in the Ma Lian River basin. The first paleolithic in China, which marks the beginning of paleolithic archaeology in China, was unearthed in Zhaojiacha, Huachi County. There are nearly a thousand Yangshao and Qijia cultural sites, as well as Neolithic ancient buildings, stone carvings, tombs and paleontological fossils. Qin Changcheng in the Warring States Period spanned Zhenyuan, Huanxian and Huachi counties. Qin Zhi Road, an ancient "expressway", passes through Zhengning, Ningxian, Heshui and Huachi counties along Ziwuling. The Northern Cave Temple, which was excavated in the Northern Wei Dynasty, is one of the four largest caves in Gansu. Qingyang celebrities come forth in large numbers, each leading the way. Wang Fu, a thinker in the Eastern Han Dynasty, Fu Zi, a scholar in the Western Jin Dynasty, and Kongtong Ji, a writer in the Ming Dynasty, have an important influence on the history of China's thought and literature, and are immortal spiritual heritages left by the sages to future generations. Qingyang's specialty is day lily: it is a well-known "Longdong gold needle" at home and abroad. The local day lily is thick and big, with Huang Liang color, delicious taste and high sugar content, ranking first among similar products in China. Planting has a long history, large area, high output, strong competitiveness, selling well all over the country, but also into the international market. Apricot: It is one of the main local fruits. Longdong people have the habit of planting apricot trees in front of and behind their houses. Due to the suitable climatic conditions, apricot trees have fast growth, high yield, many varieties and good quality, and can be processed into dried apricots, preserved apricots and other series of preserved products. In particular, preserved Cao apricots in Ning County and dried apricots in Zhenyuan are very famous. They are not only nutritious, but also fragrant, sweet and sour. Zaosheng cattle: Zaosheng cattle produced in Zaosheng Town, Ning County is one of the excellent cattle breeds in China. Its characteristics are fast growth, strong adaptability, good disease resistance, bright black and red color, vigorous spirit, high head, lying on the hoof, producing more meat and good meat quality, which are exported to overseas. Bamboo house millet: mainly produced in Shishe Township, Xifeng City. Small particles, Huang Liang color, especially rice, rich in flavor and nutrition.