Capital of New Mexico, USA, on the Santa Fe River, 65 km/40 mi W of Las Vegas; population (1980) 48,935, many Spanish-speaking. A number of buildings date from the Spanish period, including a palace 1609-10; the cathedral 1869 is on the site of a monastery built 1622. Santa Fe produces American Indian jewellery and textiles; its chief industry is tourism. It is the oldest state capital in the USA. 2. Capital of Santa Fe province, Argentina, on the Salado River 153 km/95 mi N of Rosario; population (1980) 287,000. It has shipyards and exports timber, cattle, and wool. It was founded 1573, and the 1853 constitution was adopted here.