Yazd is the capital of Yazd Province, Iran, and a Center of Zoroastrian culture. Yazd is an architecturally unique city. It is also known in Iran for the high quality of its handicrafts,
especially silk weaving, and its confectionary. Yazd has a history of over 5,000 years, dating back to the time of the Median empire, when it was known as "Ysatis" (or "Issatis"). Yazd is an important center of Persian architecture. Because of its climate, it has one of the largest networks of qanats in the world. Always known for the quality of its silk and carpets, Yazd today is one of Iran's industrial centers for textiles. There is also a considerable ceramics and construction materials industry and unique confectionery and jewelry industries.