N-420 (Carretera)

The N-420 is a highway in

Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = ''Plus ultra'' (Latin)(English: "Further Beyond") , national_anthem = (English: "Royal March") , i ...

. The road starts 36 km east of Córdoba at Montoro (Junction 356 of the Autovía A-4). The N-420 runs north through the heavily wooded

Sierra Morena The Sierra Morena is one of the main systems of mountain ranges in Spain. It stretches for 450 kilometres from east to west across the south of the Iberian Peninsula, forming the southern border of the ''Meseta Central'' plateau and providi ...

passing over the Puerto de Niella (902m) then crossing the valley of the Rio Montoro before taking the Puerto Pulido to

Puertollano Puertollano () is a municipality of Spain located in the province of Ciudad Real, Castile-La Mancha. The city has a population of 47,035 (2019). Contrasting to the largely rural character of the region, Puertollano stands out for the importance of ...

. The

AVE ''Alta Velocidad Española'' (''AVE'') is a service of high-speed rail in Spain operated by Renfe, the Spanish national railway company, at speeds of up to . As of December 2021, the Spanish high-speed rail network, on part of which the AVE s ...

Sevilla-Madrid runs parallel to the road on its way to

Ciudad Real Ciudad Real (, ; en, "Royal City") is a municipality of Spain located in the autonomous community of Castile–La Mancha, capital of the province of Ciudad Real. It is the 5th most populated municipality in the region. History It was founde ...

. Thereafter the road follows the

Autovía A-43 The Autovía A-43 (also known as ''Autovía Extremadura - Comunidad Valenciana'') is an autovía in south-central Spain. As of 2013, it lies entirely in the community of Castile-La Mancha. It starts at the Autovía A-41 at Ciudad Real and runs ...

before branching north to cross the A-4 again at Puerto Lapice, south of the Montes de Toledo. 21 km to the east the road passes Alcázar de San Juan and the Autovía CM-42 which is an upgrade of the CM-400. The landscape here is dominated by hill top

Windmills A windmill is a structure that converts wind power into rotational energy using vanes called windmill sail, sails or blades, specifically to mill (grinding), mill grain (gristmills), but the term is also extended to windpumps, wind turbines, and ...

. The road reaches Mota del Cuervo with a junction on the N-301 and Autopista AP-36, before passing the Castle of Belmonte 15 km later. After a junction with the Autovía A-3 (155 km) in

La Almarcha La Almarcha is a municipality in Cuenca, Castile-La Mancha, Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = '' Plus ultra'' (Latin)(English: "Furt ...

the road passes along the valley of the Rio Jucar to Cuenca, where it crosses N-320. The road then heads east through the Serranía de Cuenca, crossing the Puerto de Rocho (1,150m) and into the Rincón de Ademuz before joining the N-330 and heading north. After 34 km the road reaches

Teruel Teruel () is a city in Aragon, located in eastern Spain, and is also the capital of Teruel Province. It has a population of 35,675 in 2014 making it the least populated provincial capital in the country. It is noted for its harsh climate, with a ...

and junction with the

Autovía A-23 The Autovía A-23 is a motorway in Aragon, Spain. A-23 is an upgrade of the N-330 (Carretera), N-330 and N-234 (Carretera), N-234. As of June 2020, it starts in the province of Huesca then runs south to Zaragoza. Then, it follows the Jiloca (ri ...

, upgrade of the N-234. The N-420 heads north through the Sierra Palomera, joining the

N-211 The N-211 is a highway in Aragon, Spain. It connects the Autovía A-2 between Alcolea del Pinar and Fraga through Monreal del Campo, Alcañiz and Caspe, communicating Madrid with Catalonia. It is an alternative route for N-II/A-2. There have bee ...

towards

Alcañiz Alcañiz () is a town and municipality of Teruel province in the autonomous community of Aragon, Spain. The town is located on the banks of the river Guadalope. Alcañiz is the unofficial capital of the Lower Aragon historical region. It lies som ...

. Then, N-420 crosses the Puerto del Esquinazo (1,381m) and Puerto St Just (1,381m), ending at

Tarragona Tarragona (, ; Phoenician: ''Tarqon''; la, Tarraco) is a port city located in northeast Spain on the Costa Daurada by the Mediterranean Sea. Founded before the fifth century BC, it is the capital of the Province of Tarragona, and part of Tar ...

. National roads in Spain