provincia (province), west-central Argentina, separated from Mendoza province (west) by seasonal rivers having headwaters in the Andes. The landscape of San Luis is transitional, incorporating drier sections of the Pampa (south and east) and pre-Andean hills, mountains, and salt flats (north). Its San Luis Mountains, with elevations exceeding 6,900 feet (2,100 metres), dominate the mid-north, and salt flats make up stretches of the northwest.
Learn more about San Luis with a free trial on Britannica.com.
Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.