Declared Natural Park by Royal Decree 3160, 12/04/78 , it covers an area of ​​746 hectares. It has a walled Galician- Roman era and a small chapel dedicated to San Xian , rebuilt in 1713 on a Romanesque church .

Highlight the Forest House , curious design by the engineer Don Rafael Areses now Interpretation Center of Nature.

It has a large sample of high-value plant species ( native and exotic deciduous trees) , typical of mountain wildlife and nature ( fox , rabbit , partridge, buzzard , kestrel ... ) as well as natural landscapes of great beauty and above all many viewpoints over the valley of the Minho , as the cross presiding over the top of the mountain .

It is 7 km . Tui center