Ruta Nacional 40 is a route in western Argentina, stretching from Cabo Virgenes in Santa Cruz Province in the south to La Quiaca in Jujuy Province in the north, with a length of 5,000 km (3,107 mi), running parallel to the Andes mountains. Argentina’s Ruta 40 is one of the longest and most spectacular highways in the world.

Located in southeastern South America, Argentina in second in South America only to Brazil in size and population, There is no shortage of mountains in Argentina. The spine of the Andes follows the western border of the country for 4000 kilometers.

Ruta Provincial 52, between Uspallata and Termas de Villavicencio, is an extremely dangerous dirt track with a length of 55.2km. This curvy and unsealed mountainous track, which rarely permit speeds over 30km/h, incorporates some of the most dramatic scenery in the region.

Paso de Jama is an international high mountain pass at an elevation of 4.320m (14,120ft) above the sea level, located in the Andes between Chile and Argentina. It is the northernmost road border crossing between the two countries.

Paso de Sico is a high mountain pass at an elevation of 4.092m (13,425ft) above the sea level, located in the Andes between Chile (II Región de Antofagasta) and Argentina (Provincia de Salta). The nearest towns to the pass are San Antonio de los Cobres in Argentina and San Pedro de Atacama, in Chile.

Paso Carirriñe is an international high mountain pass at an elevation of 1.223m (4,012ft) above the sea level, located in the Andes, on the border between Chile and Argentina.

Roballos Pass is an international mountain pass through the Andes, joining Chile and Argentina, at an elevation of 715m (2,345ft) above the sea level. The pass links Cochrane and Bajo Caracoles.

Paso de Pircas Negras (Black Pircas Pass) is a high mountain international pass at an elevation of 4.110m (13,484ft) above the sea level, located in the border between Argentina and Chile, linking the III Región de Atacama, (Chile) with the northwestern Province of La Rioja (Argentina).

Abra el Acay is a high mountain pass at an elevation of 4.972m (16,312ft), above the sea level, located in La Poma Departament, Salta Province, Argentina. It’s said to be the highest road pass in the whole of America. 

Abra de Chorrillos (also known as Abra Alto Chorrillos) is a high mountain pass located in Salta Province, in the northwest of Argentina, at an elevation of 4.560m (14,960ft) above the sea level. It's one of the highest roads of Argentina.

Paso Futaleufú is an international mountain pass at an elevation of 335m (1,099ft) above the sea level, located in the Andes, on the border between Chile and Argentina. It’s one of the lowest passes of the southern Andes.

Located in Southern Patagonia in the Santa Cruz Province of Argentina, Gran Bajo de San Julián is the lowest elevation of the Americas, at -105 metres (-345 feet).

Paso de San Francisco (San Francisco pass) is an international high mountain pass, at an elevation of 4.748m (15,577ft) above the sea level. This is one of the most important passes of the Andes mountains connecting Argentina and Chile. It's one of the highest roads of Argentina.

Paso Cardenal Antonio Samoré  is an international mountain pass at an elevation of 1.314m (4,311ft) above the sea level, located in the Andes, on the border between Chile and Argentina. It is one of the main mountain passes through the southern Andes.

Abra del Infiernillo is a high mountain pass at an elevation of 3.052m (10,013ft) above the sea level, located in Tucumán province in northwest Argentina.

Cuesta del Lipán (Lipan Slope) is a section of steep zigzag on the National Route 52, located in the department of Tumbaya, province of Jujuy, Argentina.

Piedra del Molino is a high mountain pass at an elevation of 3.348m (10,985ft) above the sea level, located in Los Cardones National Park, in the center-west of the province of Salta, within the San Carlos and Cachi Departments, in the Argentine Northwest.

Aconcagua is a high mountain peak at an elevation of 6.961m (22,838ft) above the sea level, located in the Andes mountain range, in the Mendoza Province, Argentina. It’s one of the highest roads of South America.

Paso de Agua Negra (Black Water Pass) is an international high mountain pass at an elevation of 4.780m (15,682ft) above the sea level, located in the border between Argentina and Chile, linking the IV Region of Coquimbo (Chile) with the Province of San Juan (Argentina). It's one of the highest roads of Argentina.

Paso del Planchón, also known as Paso Internacional Vergara, is an international high mountain pass at an elevation of 2.515m (8,251ft) above the sea level, located in the Andes mountain range, on the border between Argentina and Chile.

Ruta Provincial 70 is a high mountain dirt track located in the Jujuy province, Argentina, in the extreme northwest of the country, at the borders with Chile and Bolivia, with a length of 41km.

An unpaved road from Humahuaca to Iruya is the start of the discovery of awesome mountain settings, isolated villages and spectacular off-road trails. Most of the trail is unpaved. 

Paso internacional Pichachén is an international high mountain pass at an elevation of 2.123m (6,965ft) above the sea level, located on the border of Argentina and Chile.

Abra Fundición is a high mountain pass at an elevation of 5.050m (16,568ft) above the sea level, located in the province of Salta, in northwestern Argentina. The road to reach the pass is extreme and not for people afraid of heights. It's one of the highest roads of Argentina.