Complex sentence: The region it is located in is called the altiplano, or high plateau of the country, being the highest valley in the Volcanic Belt with an minimum altitude of 2,200 meters above sea level and a surface area of 9611.4 km2.
Split into simpler sentences: The region it is located in is called the altiplano, or high plateau of the country. It is the highest valley in the Volcanic Belt with an minimum altitude of 2,200 meters above sea level and a surface area of 9611.4 km2.