N-420

National Road in Spain
Name= Carretera Nacional 420
Signal= N-420
Beginning= Montoro
End= Reus
Length= 803The N-420 is a highway in Spain.

The road starts 36km east of Córdoba at Montoro and Junction 356km of the Autovía A-4. The N-420 runs north through the heavily wooded Sierra Morena passing over the Puerto de Niella (902m) then crossing the valley of the Rio Montoro before taking the Puerto Pulido to Puertollano. The AVE Sevilla-Madrid runs parallel to the road on it’s way to Ciudad Real.

Thereafter the road follows the Autovía A-43 before branching north to cross the A-4 again at Puerto Lapice south of the Montes de Toledo. 21km to the east the road passes Alcázar de San Juan and the Autovía A-40 which is an upgrade of the CM-400. The landscape here is dominated by hill top Windmills. The road reaches Mota del Cuervo with a junction on the N-301 a before passing the Castle of Belmonte. After a junction with the Autovía A-3 (155km) and N-320 the road passes along the valley of the Rio Jucar to Cuenca. The road then heads east through the Sierra Cuenca crossing the Puerto de Rocho (1,150m) and into the Rincon de Ademuz. Before joining the N-330 heading north. After 34 km the road reaches Teruel and junction with tne Autovía A-23 an upgrade of the N-234.

The N-420 heads north through the Sierra Palomera and the Puerto del Esquinazo (1,381m) and Puerto St Just (1,381m) ending at Montalbán and the N-211.