What is yuanxian?

As an AI language model, I do not have any personal experiences to recount. But here are some general facts about Yuanxian, which could refer to various things or people:

1. Yuanxian (元咸) is a Chinese given name that roughly translates to "first salt" or "first savory".

2. Yuanxian County (元县) is a county in the southwest of Shaanxi Province, China. It covers an area of 2,529 square kilometers and has a population of around 340,000.

3. Yuanxian Cave (院线洞) is a popular scenic spot in Enshi Tujia and Miao Autonomous Prefecture, Hubei Province, China. It features karst landscapes, waterfalls, underground rivers, and stalactites.

4. Yuanxian Huang (黄元显) is a researcher in quantum physics at the Chinese University of Hong Kong. He has made contributions to quantum information and the use of quantum resources in communication and computation.

5. Yuanxian Zheng (郑远贤) is a prominent Chinese calligrapher and seal engraver of the Ming Dynasty. He was known for his elegant and precise style, and his artworks were collected by many emperors and literati.