This region has suffered, over time, the influence of the mountainous boundaries that voted in some insulation. On the other hand, the Douro river and its tributaries had a significant weight in the way agriculture is developed and took over as the main economic activity.
The cultural richness, the quality of agricultural products, the particularities and social customs are potentials that make always been the foundation of its development and its projection.
Agriculture, forestry and livestock farming are the predominant activity . In agriculture, they highlight the production of green wines of recognized quality, and the renowned oranges. But the these lands are still fertile in the production of potatoes, olive oil, vegetables and cereals. Livestock, including the creation of cows, arouquesa race, goats and sheep, predominates in the more mountainous areas.
Serra de Montemuro, Mountain Range
The Serra de Montemuro is the eighth highest elevation of mainland Portugal, with 1382 meters of altitude. Is located in Arouca municipalities, Cinfães, Resende and Castro Daire and Lamego (Viseu district) and between the regions of Douro Litoral and Beira Alta.
The average altitude is 838 meters. It is from the Douro river to the north and the river Paiva, to the south, bordering the city of Lamego. The highest point of the mountain is called by Talegre or Talefe, the 1381 meters of altitude. The whole mountain is quite steep terrain and is virtually everywhere. The mountain is populated up to about 1100 meters above sea level, villages are scattered throughout the mountains, but often near water courses, as Bestança river that divides the South-North direction.