Route 199-CH is a

branch line A branch line is a phrase used in railway terminology to denote a secondary railway line which branches off a more important through route, usually a main line. A very short branch line may be called a spur line. Industrial spur An industri ...

road going eastward from

Chile Highway 5 Chile Highway 5 or Route 5 known locally as ''Ruta 5'' is Chile's longest route, . It is part of the Pan-American Highway. Stretch It runs from the Peruvian border connecting with Peru Highway 1 north of Arica to Puerto Montt where it connects ...

near Freire to

Mamuil Malal Pass Mamuil Malal Pass (Mapudungun for ''corral of wooden sticks'') is an international mountain pass in the Andes between Chile and Argentina. The pass connects Pucón and Curarrehue in Chile with Junín de los Andes in Argentina. The road passes j ...

at the border to

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...

. Through its length the road passes along the cities and towns of Villarrica,

Pucón Pucón (Mapudungun: "entrance to the cordillera") is a Chilean city and commune administered by the municipality of Pucón https://www.mipucon.com/ sitio web. It is located in the Province of Cautín, Araucanía Region, 100 km to the south ...

and

Curarrehue Curarrehue () is a town and commune in Cautín Province of Araucanía Region, Chile. The origin of Curarrehue dates back to the occupation of Araucanía and the Conquest of the Desert by the Chilean and Argentine army respectively in the 1870s and ...

, between the first two cities the road runs along

Villarrica Lake Lake Villarrica, also known as Mallalafquén (its pre-Hispanic name is Mapudungun), is located about 700 kilometers south of Santiago in Chile's Lake District in the southeast area of the Province of Cautín. On its east shore lies the city of P ...

following the foothills of

Villarrica volcano Villarrica ( ) ( es, Volcán Villarrica, arn, Ruka Pillañ) is one of Chile's most active volcanoes, rising above the lake and town of the same name, south of Santiago. It is also known as Rucapillán, a Mapuche word meaning "great spirit's hous ...

. East of Pucón the road follows Trancura Valley, passing by Curarrehue, until Mamuil Malal Pass just north of Lanín volcano. In the section south of Curarrehue and before the turn eastwards the road follows the

Reigolil-Pirihueico Fault The Reigolil-Pirihueico Fault (Spanish: ''Falla Reigolil-Pirihueico'') is a second-order geological fault located in the Chilean and Argentine Andes. As the name implies, it runs from Pirihueico Lake to Reigolil Valley. Reigolil-Pirihueico Fault ru ...

Gallery

Villarrica town and volcano.jpg, Route 199-CH runs across the city of Villarrica and goes then eastward (up in the photo) along Villarrica Lake Fin_ruta_CH-199.jpg, The route at an ''

Araucaria araucana ''Araucaria araucana'' (commonly called the monkey puzzle tree, monkey tail tree, piñonero, pewen or Chilean pine) is an evergreen tree growing to a trunk diameter of 1–1.5 m (3–5 ft) and a height of 30–40 m (100–130 ft). ...

'' forest in

Roads in Chile Transport in La Araucanía Region {{chile-road-stub