The Sierra de Bufarán and Pedroso
The Sierra de Pedroso Bufarán and is the main mountain ridge of the central area of Asturias littoral. It presents a NE-SW orientation with Friera peak (623 m) and Gorfolí(618 m) as the northern boundary, and the Gorge of Peñaflor, cut by the river Nalón, as southern. Its axis transverse to make the administrative boundary river between the counties of Las Reguerras (east) and Candamo (West), municipalities that are part of thelocal consortium Camin Real de La Mesa, which also owns Illas (north of the mountains) and Grado (south). Dimensions noteworthy, besides those mentioned, are the rock of the Raven (544 m), high La Llinas (594 m) high La Degollada (624.40 m) with its trig point, the peak Pedroso or Pedrozu (614 m) and the Cimero peak (424 m).
River Dele, born in it and runs along its western side and flows into the river Nalón. On theeast side rivers rise Perma and Soto also Nalón affluents.
The topography and the proximity to the sea determine the climate of the highlands, which is characterized by mild temperatures, humidity and frequent fog. Because of the multiple folds of the terrain agricultural use have been in recent decades for forestry. The early indigenous forests of chestnut and oak gave way to pastures, largely abandoned in the second third of the twentieth century transformed into scrubland still dominates the northern half.
Since recently that part of the mountain hosts a wind farm. The forests are more abundant in the southern half forming pine forests for logging, with isolated elements of native vegetation.
The population of the area, which has the oldest evidence the presence of numerousmegalithic burial mounds, is typical of mid-mountain valleys of Asturias with small groups of low concentration.
The Civil War left a strong imprint on both the landscape and in the collective memory.The river Nalón, become the front line and Peñaflor Gorge Bridge as a strategic enclavein communications, gave an important role to elevations of the mountains, occupied by both sides during twelve months (from October 1936 to October 1937), separated in places by only a few hundred meters.