Zone characterized by a valley fitted at high altitude, this region is especially known for the production of sparkling wines being especially demarcated for the production of DOC sparkling wine.

Extreme climate with continental influence, and with prevalence of granitic soils.

Predominant grape varieties are Fernão Pires, Gouveio and Malvasia fina in the whites.

In the reds, the red grape varieties are tinta barroca, tinta roriz, touriga franca and touriga Nacional.

In the category of sparkling wines, the Chardonnay and Pinot Noir grape varieties are already a presence with almost 100 years of existence and decisive in the quality of sparkling wines, decisive for the proliferation and knowledge of this small region.