Es un municipio ubicado en el sur del Ubicado a una altura de 1730 metros sobre el nivel del mar. Con un clima agradable de 18 grados centigrados, es propicio para el turismo arqueologico y ecológico. Tiene aproximadamente 27.500 habitantes. Está a 45 minutos de Pitalito.     Allí se encuentra ubicado el Parque Arqueológico de San Agustín es uno de los más importantes espacios arqueológicos de Colombia y fue declarado en 1995 por la Unesco como Patrimonio de la Humanid.  

San Agustín is a town and municipality in the southern Colombian Department of Huila. The town is located 227 km away from the capital of the Department, Neiva. Population is around 30,000. The village was originally founded in 1752 by Alejo Astudillo but attacks by indigenous people destroyed it. The present village was founded in 1790 by Lucas de Herazo y Mendigaña.    The area is very well known for its pre-Columbian archaeological sites, which generates significant revenue to the economy due to the high volume of tourists, both Colombian and foreigners. These sites form a UNESCO World Heritage Site. The climate is very pleasant all year round with a mean temperature of 18°C.